# MOSFET Relay, SPST-NO (1 Form A), DC, 1 kV, 10 mA, SO-16 (12-Pin Used), Surface Mount

![Product image](https://novapart.co/image/farnell:3014801/)

**URL**: https://novapart.co/products/ASSR-601JT-500E/mosfet-relay-spst-no-1-form-a-dc-kv-10-ma-so-16-12
**SKU**: ASSR-601JT-500E
**Manufacturer**: BROADCOM
**Category**: Switches & Relays || Relays || Solid State Relays & Contactors || MOSFET Solid State Relays
**Price**: €2.6900
**Stock**: 10+
**Lead Time**: 134 days (indicative)

## Description

Contact Configuration:SPST-NO; Load Current:10mA; Relay Terminals:SMD; Load Voltage Max:1kV; On State Resistance Max:300ohm; Isolation Voltage:5kV; Forward Current If:30mA; Produ

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (12-Jan-2017) |
| Load Type | DC |
| Contact Form | SPST-NO (1 Form A) |
| Load Current | 10mA |
| Product Range | ASSR-601J Series |
| Relay Mounting | Surface Mount |
| Relay Terminals | Gull Wing |
| Load Voltage Max | 1kV |
| Isolation Voltage | 5kV |
| Forward Current If | 30mA |
| I/O Capacitance Typ | 0.6pF |
| Contact Configuration | SPST-NO |
| On State Resistance Max | 250ohm |
| Mosfet Relay Package Style | SO-16 (12-Pin Used) |
| Off State Leakage Current Max | 5µA |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3014801/)

## **ASSR-601JV, ASSR-601JT** 

Automotive Photo MOSFET with R[2] Coupler®  Isolation 

## **Data Sheet** 

## **Description** 

The ASSR-601JV/JT is a high-voltage Photo MOSFET that is designed for automotive applications. ASSR-601JV/JT consists of an AlGaAs infrared light-emitting diode (LED) input stage optically coupled to a high-voltage output detector circuit. The detector consists of a high-speed photovoltaic diode array and driver circuitry to switch on/off two discrete high-voltage MOSFETs. The Photo MOSFET turns on (contact closes) with a minimum input current of 7 mA through the input LED. The Photo MOSFET turns off (contact opens) with an input voltage of 0.4V or less. 

The ASSR-601JV/JT is equivalent to 1FormA Electromechanical Relays (EMR) and is available in 16-pin SOIC package. 

The Broadcom R[2] Coupler provides reinforced insulation and reliability that delivers safe signal isolation critical in automotive and high temperature industrial applications. 

## **Features** 

- Compact solid-state bidirectional signal switch 

- Qualified to AEC-Q101 test guidelines 

- Automotive temperature range: 

   - TA = –40°C to +105°C for ASSR-601JV 

   - TA = –40°C to +125°C for ASSR-601JT 

- Breakdown voltage, BVDSS: 1500V at IDSS = 250 μA 

- Avalanche rated MOSFETs 

- Low off-state leakage: 

   - IOFF < 1 μA at VDS = 1000V for ASSR-601JV 

   - IOFF < 5 μA at VDS = 1000V for ASSR-601JT 

- On-resistance, RDS(ON) < 250Ω at ILOAD = 10 mA 

- Turn on time: TON < 4 ms 

- Turn off time: TOFF < 0.5 ms 

- Package: 300 mil SO-16 

- Creepage and clearance ≥ 8 mm (input-output) 

## **Functional Diagram** 

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**----- Start of picture text -----**<br>
Opto-Isolation<br>NC D1<br>NC D1<br>NC<br>G h SL XK<br>AN<br>: Ff<br>CA<br>NC<br>Te an ;<br>NC D2<br>NC D2<br>a it ni<br>Circuit Turn-Off<br>**----- End of picture text -----**<br>


- Creepage > 5 mm (between drain pins of MOSFETs) 

- Safety and regulatory approvals: 

   - IEC/EN/DIN EN 60747-5-5 

   - Maximum working insulation voltage 1414 VPEAK 

   - 5000 VRMS for 1 minute per UL1577 

   - CSA component acceptance 

## **Applications** 

- Battery insulation resistance measurement/leakage detection 

- BMS flying capacitor topology for sensing batteries 

## **Truth Table** 

|**LED**|**Output**|
|---|---|
|Off|Open|
|On|Close|



Broadcom - 1 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

**==> picture [188 x 136] intentionally omitted <==**

**----- Start of picture text -----**<br>
Opto-Isolation<br>NC 1 16 D1<br>NC 2 15 D1<br>NC 3<br>AN 4<br>CA 5<br>NC 6<br>NC 7 10 D2<br>NC 8 9 D2<br>Circuit Turn-Off<br>**----- End of picture text -----**<br>


## **Pin Description** 

|**Pin Number**|**Pin Name**|**Description**|
|---|---|---|
|1, 2, 6, 7, 8|NC|No connection.|
|3|NC|Do not connect (internally connected to Pin 5).|
|4|AN|Anode.|
|5|CA|Cathode.|
|9, 10|D2|Drain 2 (internally connected).|
|15, 16|D1|Drain 1 (internally connected).|



## **Ordering Information** 

Specify part number followed by option number. 

|**Part Number**|**Option**<br>**(RoHS Compliant)**|**Package**|**Surface**<br>**Mount**|**Tape &**<br>**Reel**|**UL 5000 Vrms/**<br>**1 Minute Rating**|**IEC 60747-5-5**<br>**EN/DIN EN 60747-5-5**|**Quantity**|
|---|---|---|---|---|---|---|---|
|ASSR-601JV|-000E<br>-500E|SO-16|X||X|X|45 per tube|
||||X|X|X|X|850 per reel|
|ASSR-601JT|-000E<br>-500E|SO-16|X||X|X|45 per tube|
||||X|X|X|X|850 per reel|



To order, choose a part number from the part number column and combine with the desired option from the option column to form an order entry. 

## Example 1: 

ASSR-601JT-500E to order product of SO-16 Surface Mount package in Tape and Reel packaging with IEC/EN/DIN EN 60747-5-5 Safety Approval in RoHS compliant. 

Option data sheets are available. Contact your Broadcom sales representative or authorized distributor for information. 

Broadcom - 2 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Package Outline Drawings (SO-16)** 

**==> picture [520 x 393] intentionally omitted <==**

**----- Start of picture text -----**<br>
0.457<br>BSC RECOMMENDED LAND PATTERN<br>(0.018) 1.270<br>(0.050)<br>PART NUMBER<br>DATECODE<br>RoHS-COMPLIANCE A  601JX<br>11.634<br>INDICATOR<br>YYWW 7.493 +0.254 / -0.127 (0.458)<br>(0.295 +0.010 / -0.005)<br>EE<br>EXTENDED<br>Datecode for<br>Lot tracking 2.160<br>(0.086)<br>0.635min. 1.270<br>10.363 +0.254 / -0.127 (0.025) (0.050)<br>(0.408 +0.010 / -0.005)<br>8.763 + 0.254<br>(0.345 + 0.010)<br>3.505 + 0.127<br>(0.138 + 0.005)<br>0.203 + 0.102<br>(0 – 8 [o] )<br>(0.008 + 0.004) 0.254 + 0.012<br>STANDOFF 0.750 + 0.254 (0.010 + 0.004)<br>(0.030 + 0.010)<br>10.363 + 0.254<br>(0.408 + 0.010)<br>**----- End of picture text -----**<br>


Note: Dimensions in millimeters (inches). 

Notes: 

Lead coplanarity = 0.10 mm (0.004 inches) Max. Floating lead protrusion = 0.254 mm (0.010 inches) Max. Mold Flash on each side = 0.127 mm (0.005 inches) Max. 

## **Recommended Pb-Free IR Profile** 

Recommended reflow condition as per JEDEC Standard J-STD-020 (latest revision). 

**NOTE** Non-halide flux should be used. 

Broadcom - 3 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Regulatory Information** 

The ASSR-601JV and ASSR-601JT are approved by the following organizations: 

|**UL/cUL**|**IEC/EN/DIN EN 60747-5-5**|
|---|---|
|UL 1577, component recognition program up to VISO= 5 kVRMS<br>Approved under CSA Component Acceptance Notice #5.|IEC 60747-5-5<br>EN 60747-5-5<br>DIN EN 60747-5-5|



## **Insulation and Safety Related Specifications** 

|**Parameter**|**Symbol**|**ASSR-601JV/JT**|**Unit**|**Conditions**|
|---|---|---|---|---|
|Minimum External Air Gap (Clearance)|L(101)|8.3|mm|Measured from input terminals to output terminals,<br>shortest distance through air.|
|Minimum External Tracking (Creepage)|L(102)|8.3|mm|Measured from input terminals to output terminals,<br>shortest distance path along body.|
|Minimum Internal Plastic Gap (Internal<br>Clearance)||0.5|mm|Through insulation distance conductor to conductor,<br>usually the straight line distance thickness between<br>the emitter and detector.|
|Tracking Resistance (Comparative<br>Tracking Index)|CTI|>600|V|IEC 60695.|



## **IEC/EN/DIN EN 60747-5-5 Insulation Related Characteristic** 

|**Description**|**Symbol**|**Characteristic**|**Unit**|
|---|---|---|---|
|Installation classification per DIN VDE 0110/1.89, Table 1<br>For rated mains voltage < 600 VRMS<br>For rated mains voltage < 1000 VRMS||I - III<br>I - II||
|Climatic Classification||40/125/21||
|Pollution Degree (DIN VDE 0110/1.89)||2||
|Maximum Working Insulation Voltage|VIORM|1414|VPEAK|
|Input to Output Test Voltage, Method b<br>VIORMx 1.875 = VPR, 100% Production Test with tm= 1 sec<br>Partial Discharge < 5 pC|VPR|2651|VPEAK|
|Input to Output Test Voltage, Method a<br>VIORMx 1.6 = VPR, Type and sample test, tm= 10 sec,<br>Partial Discharge < 5 pC|VPR|2262|VPEAK|
|Highest Allowable Overvoltage<br>(Transient Overvoltage, tini= 60 sec)|VIOTM|6000|VPEAK|
|Safety Limiting Values<br>(Maximum values allowed in the event of a failure)<br>Ambient Safety Temperature<br>Input Current<br>Output Power|TS<br>IS,INPUT<br>PS,OUTPUT|175<br>400<br>1200|°C<br>mA<br>mW|
|Insulation Resistance at TS, VIO= 500V|RS|>109|Ω|



Broadcom - 4 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Absolute Maximum Ratings** 

All specifications at TA= 25°C unless otherwise specified. 

|**Parameter**|**Parameter**|**Parameter**|**Symbol**|**Min.**|**Max.**|**Unit**|**Note**|
|---|---|---|---|---|---|---|---|
|Storage Temperature|||TS|–55|150|°C||
|Operating Ambient Temperature|||TA|–40|125|°C||
|Junction Temperature|||TJ|–40|150|°C||
|Input Current|Average||IF(avg)|—|30|mA|TA= –40°C to +125°C|
||Surge (50% duty cycle)||IF(surge)|—|60|mA|TA= –40°C to +125°C|
|Peak Transient Input Current|||IFP|—|1|A|f = 100 Hz,<br>duty cycle = 0.1%|
|Reversed Input Voltage|||BVR|—|6|V|TA= –40°C to +125°C|
|Input Power Dissipation|||PIN|—|100|mW||
|Output Load Current|||IO|—|50|mA||
|Output Avalanche Current|||IAV|—|0.6|mA|tm= 1 min,<br>duty cycle = 0.1%,<br>cumulative of 5 mins<br>over lifetime|
|Output Power Dissipation|||Po|—|1000|mW||
|Lead Soldering Cycle||Temperature||—|260|°C||
|||Time||—|10|s||
|Solder Reflow Temperature Profile|||Recommended reflow condition as per JEDEC Standard J-STD-020 (latest revision).|||||



## **ESD Rating** 

|**Parameter**|**Level**|**Note**|
|---|---|---|
|Human Body Model|H2 (2000V < HBM ≤ 4000V)|Per AEC Q101-001|
|Charge Device Model|C4 (750V < CDM ≤ 1000V)|Per AEC Q101-005|



## **Recommended Operating Conditions** 

|**Parameter**|**Symbol**|**Device**|**Min.**|**Max.**|**Unit**|**Note**|
|---|---|---|---|---|---|---|
|Input Current (ON)|IF(ON)||7|30|mA||
|Input Voltage (OFF)|VF(OFF)||–5|0.4|V||
|Operating Temperature|TA|ASSR-601JV|–40|105|°C||
|||ASSR-601JT|–40|125|°C||
|Continuous Load Voltage|Vo||—|1000|VDC|a|
|Load Current|IO||–10|10|mA||



- a. VO is the voltage across output terminals, pins 9, 10 and pins 15, 16. 

Broadcom - 5 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Electrical Specifications (DC)** 

Unless otherwise stated, all minimum/maximum specifications are over recommended operating conditions. All typical values are at TA = 25°C, IF = 10 mA. 

|**Parameter**|**Symbol**|**Device**|**Min.**|**Typ.**|**Max.**|**Unit**|**Test Conditions**|**Fig.**|**Note**|
|---|---|---|---|---|---|---|---|---|---|
|Input Reverse Breakdown Voltage|VR||5|—|—|V|IR=10 μA|||
|Input Forward Voltage|VF||1.25|1.55|1.85|V|IF= 10 mA|1||
|Output Withstand Voltage||VO(OFF)|||1500|1700|—|V|IO= 250 μA, TA= 25°C|3|a, b|
|Output Leakage Current|IO(OFF)|ASSR-601JV|—|0.3|1000|nA|VO= 1000V|4|a|
|||ASSR-601JT|—|0.3|5000|nA|VO= 1000V|4|a|
|Output Capacitance|COUT||—|190|—|pF|VO= 0V, f = 1 MHz|7|a|
|Output Resistance|RON||—|100|300|Ω|IO= 2 mA|8||
||||—|100|250|Ω|IO= 10 mA|8||



- a. Device is in OFF state with VF ≤ 0.4V. 

- b. Per AEC-Q101, device performance is demonstrated with high temperature reverse bias stress at 1200V (80% of rated voltage). 

## **Switching Specifications (AC)** 

Unless otherwise stated, all minimum/maximum specifications are over recommended operating conditions. All typical values are at TA = 25°C, IF = 10 mA. 

|**Parameter**|**Symbol**|**Min.**|**Typ.**|**Max.**|**Unit**|**Test Conditions**|**Fig.**|**Note**|
|---|---|---|---|---|---|---|---|---|
|Turn-On Time|TON|—|0.8|4.0|ms|IF= 10 mA, VDD= 40V, RLOAD= 20 kΩ|9,11,13||
|||—|0.3|1.0|ms|IF= 30 mA, VDD= 40V, RLOAD= 20 kΩ|||
|Turn-Off Time|TOFF|—|0.05|0.5|ms|VDD= 40V, RLOAD= 20 kΩ|10,12,13||



## **Package Characteristics** 

Unless otherwise stated, all minimum/maximum specifications are over recommended operating conditions. All typical values are at TA = 25°C. 

|**Parameter**|**Symbol**|**Min.**|**Typ.**|**Max.**|**Unit**|**Test Conditions**|**Fig.**|**Note**|
|---|---|---|---|---|---|---|---|---|
|Input-Output Momentary Withstand<br>Voltagea|VISO|5000|—|—|VRMS|RH ≤ 50%, tm= 1 minute;<br>TA= 25°C||b, c|
|Input-Output Resistance|RI-O|109|1014|—|Ω|VI-O= 1000 VDC||b|
|Input-Output Capacitance|CI-O|—|0.6|—|pF|f = 1 MHz; VI-O= 0 VDC||b|



- a. The Input-Output Momentary Withstand Voltage is a dielectric voltage rating that should not be interpreted as an input-output continuous voltage rating. 

- b. Device considered a two-terminal device: pins 1 to 8 shorted together, and pins 9, 10, 15, and 16 shorted together. 

- c. In accordance with UL 1577, each optocoupler is proof tested by applying an insulation test voltage ≥ 6000 VRMS for 1 second. 

Broadcom - 6 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Typical Characteristic Curves** 

**Figure 1  LED Forward Current vs LED Forward Voltage** 

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100<br>10<br>-40 ° C 0 ° C<br>25°C 85°C<br>105°C 125°C<br>1<br>1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2<br>VF - FORWARD VOLTAGE - V<br> - FORWARD CURRENT - mA<br>IF<br>**----- End of picture text -----**<br>


**Figure 3  Output Withstand Voltage vs Ambient Temperature (Test Condition: IO = 250 μA)** 

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2,000<br>1,900<br>1,800<br>1,700<br>1,600<br>1,500<br>-50 -25 0 25 50 75 100 125<br>TA - AMBIENT TEMPERATURE - °C<br>- V<br>VOLTAGE<br>- OUTPUT WITHSTAND<br>O(OFF)<br>V<br>**----- End of picture text -----**<br>


**Figure 5  Output Leakage Current vs Load Voltage (Test Condition: TA = 25°C)** 

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1<br>0.8<br>0.6<br>0.4<br>0.2<br>0<br>0 200 400 600 800 1000<br>VLOAD - LOAD VOLTAGE - V<br> - OUTPUT LEAKAGE CURRENT - nA<br>IOFF<br>**----- End of picture text -----**<br>


**Figure 2  LED Forward Current Threshold vs Ambient Temperature (Test Condition: IO = 2 mA)** 

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3<br>2<br>1<br>0<br>-50 -25 0 25 50 75 100 125<br>TA - AMBIENT TEMPERATURE - °C<br>mA<br> - THRESHOLD CURRENT -<br>iTH<br>**----- End of picture text -----**<br>


**Figure 4  Output Leakage Current vs Ambient Temperature (Test Condition: VO = 1000V)** 

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1000<br>100<br>10<br>1<br>0.1<br>25 50 75 100 125<br>TA - AMBIENT TEMPERATURE - °C<br> - OUTPUT LEAKAGE  CURRENT - nA<br>IO(OFF)<br>**----- End of picture text -----**<br>


**Figure 6  Output Current vs Output Voltage** 

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50<br>40<br>30<br>20<br>10<br>0<br>-10<br>-20<br>-30 TA = 125°C<br>-40 TA = 25°C<br>TA = -40°C<br>-50<br>-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6<br>VO - OUTPUT VOLTAGE - V<br> - OUTPUT CURRENT - mA<br>IO<br>**----- End of picture text -----**<br>


Broadcom - 7 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

**Figure 7  Output Capacitance vs Load Voltage** 

**Figure 8  Typical On-Resistance vs Ambient Temperature** 

**(Test Condition: VLOAD = 0V, f = 1 MHz, TA = 25°C)** 

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200<br>180<br>————<br>160<br>140 a<br>120 1 ee aee eee<br>100<br>a a a<br>80<br>fo<br>60<br>40 yp<br>20<br>Sa<br>0 2 ee ee ee<br>0 20 40 60 80 100<br>VLOAD - LOAD VOLTAGE - V<br> - OUTPUT CAPACITANCE - pF<br>OUT<br>C<br>**----- End of picture text -----**<br>


**Figure 9  Turn-On Time vs Ambient Temperature (Test Condition: VDD = 40V, RLOAD = 20 kΩ)** 

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1,200<br>I =10mA<br>F<br>1,000<br>I =30mA<br>F<br>800<br>=e<br>600<br>SPA<br>400<br>200<br>epeee<br>0<br>tet] 0yt<br>-50 -25 0 25 50 75 100 125<br>TA - AMBIENT TEMPERATURE -°C<br>Figure 11  Turn-On Time vs Input Forward Current<br>(Test Condition: VDD = 40V, RLOAD = 20 kΩ)DD = 40V, RLOAD = 20 kΩ)= 40V, RLOAD = 20 kΩ)LOAD = 20 kΩ) = 20 kΩ)<br>1600<br>1400 ee<br>1200<br>1000<br>800 RES<br>600<br>400 SSEER,<br>200 —<br>0<br>oe<br>5 10 15 20 25 30<br>IF- INPUT FORWARD CURRENT -mA<br>s<br> - TURN-ON TIME -<br>ON<br>T<br> -TURN ON TIME - μs<br>ON<br>T<br>**----- End of picture text -----**<br>


**Figure 11  Turn-On Time vs Input Forward Current (Test Condition: VDD = 40V, RLOAD = 20 kΩ)DD = 40V, RLOAD = 20 kΩ)= 40V, RLOAD = 20 kΩ)LOAD = 20 kΩ) = 20 kΩ)** 

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**----- Start of picture text -----**<br>
250<br>Io=2mA<br>200<br>° [TJ<br>Io=10mA<br>EePe<br>150<br>ae<br>7<br>ge<br>100 a<br>50 aa<br>ERR<br>0<br>-50 -25 0 25 50 75 100 125<br>TA - AMBIENT TEMPERATURE - °C<br>Figure 10  Turn-Off Time vs Ambient Temperature<br>(Test Condition: VDD = 40V, RLOAD = 20 kΩ)DD = 40V, RLOAD = 20 kΩ)= 40V, RLOAD = 20 kΩ)LOAD = 20 kΩ) = 20 kΩ)<br>100<br>90<br>80<br>70<br>60 eee<br>50<br>40<br>SEE<br>30<br>20 I F =10mA<br>10 I e =30mA<br>F<br>0<br>a lene =<br>-50 -25 0 25 50 75 100 125<br>TA - AMBIENT TEMPERATURE - °C<br>Figure 12  Turn-Off Time vs Input Forward Current<br>(Test Condition: VDD = 40V, RLOAD = 20 kΩ)DD = 40V, RLOAD = 20 kΩ)= 40V, RLOAD = 20 kΩ)LOAD = 20 kΩ) = 20 kΩ)<br>100<br>90<br>a<br>80<br>70<br>EEE<br>60<br>ee ee ee ee ee<br>50<br>40<br>30 EEE<br>20<br>es a<br>10<br>0 a<br>5 10 15 20 25 30<br>IF - INPUT FORWARD CURRENT - mA<br> - ON-RESISTANCE -<br>ON<br>R<br>s<br> - TURN-OFF TIME -<br>OFF<br>T<br>- μs<br>TURN OFF TIME<br>-<br>OFF<br>T<br>**----- End of picture text -----**<br>


**Figure 10  Turn-Off Time vs Ambient Temperature (Test Condition: VDD = 40V, RLOAD = 20 kΩ)DD = 40V, RLOAD = 20 kΩ)= 40V, RLOAD = 20 kΩ)LOAD = 20 kΩ) = 20 kΩ)** 

**Figure 12  Turn-Off Time vs Input Forward Current (Test Condition: VDD = 40V, RLOAD = 20 kΩ)DD = 40V, RLOAD = 20 kΩ)= 40V, RLOAD = 20 kΩ)LOAD = 20 kΩ) = 20 kΩ)** 

Broadcom - 8 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Figure 13  Switching Time Test Circuit and Waveform** 

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V<br>DD<br>PULSE GEN<br>Zo=50<br>tR=tF=5ns RLOAD<br>OUTPUT<br>MONITORING<br>NODE<br>INPUT<br>MONITORING<br>NODE<br>RMONITOR<br>; !<br>GND2<br>GND1<br>INPUT<br>50% 50%<br>IF<br>90%<br>OUTPUT<br>VO 10%<br>tON tOFF<br>**----- End of picture text -----**<br>


Broadcom - 9 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

## **Application Information** 

ASSR-601JV/JT is a single-channel Photo MOSFET that is equivalent to 1FormA electromechanical relay (EMR) as shown in Figure 14. It functions like a bidirectional switch with no output power requirement. The input side is LED driven and requires a current limiting resistor (Figure 15). Recommended input forward current is 7 mA to 30 mA. 

## **Figure 14  ASSR-601JV/JT Equivalent Circuit** 

## **Turn On Time** 

TON is influenced by the level of input current. As input current is increased, the TON becomes shorter. In a situation where TON needs to be shorter than what the maximum level of input current can achieve, peaking can be implemented as shown in Figure 16. 

In this peaking circuit, the LED can be driven by two inputs to achieve shorter TON. The second input VIN2's duty cycle must set to a lower duty cycle to achieve the peaking effect. 

**==> picture [36 x 7] intentionally omitted <==**

**----- Start of picture text -----**<br>
Opto-Isolation<br>**----- End of picture text -----**<br>


The input LED is optically coupled through a photodiode stack and a driver circuitry to switch two high-voltage MOSFETs. When current is driven into the LED, the light generates photo current on the photodiode to charge the gate of the MOSFETs, to switch and keep the power device on. 

A typical application circuit (Figure 15) shows ASSR-601JV/JT's input being controlled by the microprocessor to switch the output (high voltage side). ASSR-601JV/JT's galvanic isolation protects the low voltage side of the circuit (input) from the high-voltage side (output). 

Pins 8 to 9 and 15 to 16 are internally connected. In routing the PCB layout, either of the pins can be used. Shorting the pins (8 to 9) and (15 to 16) is also acceptable. 

**Figure 16  Peaking Circuit and Sample Input Timing** 

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High Voltage<br>RLOAD<br>VOUT<br>RLED<br>VIN1<br>½ RLED<br>VIN2<br>GND1 GND2<br>VIN1=5V,50% duty cycle<br>VIN2=5V, 5 % duty cycle<br>**----- End of picture text -----**<br>


## **Land Pattern for 8-mm Creepage and Floating Pins** 

For applications that require PCB creepage of 8 mm between the control and switch sides, the land pattern below can be used. 

**Figure 15  Typical Application Circuit** 

## **Figure 17  Land Pattern for 8-mm Creepage** 

**==> picture [465 x 175] intentionally omitted <==**

**----- Start of picture text -----**<br>
High Voltage<br>Low Voltage Side RECOMMENDED LAND PATTERN<br>RLOAD<br>5.715<br>OUTPUT (0.225)<br>RLED i 11 11.634<br>8.150 (0.458)<br>(0.321)<br>ASSR-601JV 1.742<br>GND1 GND2 (0.069)<br>0.635min. 1.270<br>p h (0.025) o o (0.050) o |<br>Microprocessor<br>**----- End of picture text -----**<br>


Broadcom - 10 - 

Data Sheet 

ASSR-601JV, ASSR-601JT 

At the output side, in between pins 10 and 15, there are two floating pins. These floating pins are electrically isolated and have no circuit connection to any of the internal circuitry. 

## **Figure 18  Floating Pins** 

**==> picture [256 x 126] intentionally omitted <==**

**----- Start of picture text -----**<br>
Opto-Isolation<br>NC 1 16 D1<br>NC 2 15 D1 ELECTRICALLY<br>ISOLATED<br>NC 3 FLOATING PINS<br>AN 4<br>CA 5<br>NC 6<br>NC 7 10 D2<br>NC 8 9 D2<br>Circuit Turn-Off<br>**----- End of picture text -----**<br>


Broadcom - 11 - 

For product information and a complete list of distributors, please go to our web site: www.broadcom.com. 

Broadcom, the pulse logo, Connecting everything, Avago Technologies, Avago, the A logo, and R[2] Coupler are among the trademarks of Broadcom in the United States, certain other countries and/or the EU. 

Copyright © 2017–2018 Broadcom. All Rights Reserved. 

The term "Broadcom" refers to Broadcom Inc. and/or its subsidiaries. For more information, please visit www.broadcom.com. 

**Lead (Pb) Free RoHS 6 fully compliant** RoHS 6 fully compliant options available; -xxxE denotes a lead-free product 

Broadcom reserves the right to make changes without further notice to any products or data herein to improve reliability, function, or design. 

Information furnished by Broadcom is believed to be accurate and reliable. However, Broadcom does not assume any liability arising out of the application or use of this information, nor the application or use of any product or circuit described herein, neither does it convey any license under its patent rights nor the rights of others. 

ASSR-601Jx-DS103 – August 10, 2018 



## Links

- [View this product on Novapart](https://novapart.co/products/ASSR-601JT-500E/mosfet-relay-spst-no-1-form-a-dc-kv-10-ma-so-16-12)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/broadcom-limited/assr-601jt-500e/solid-state-relay-spst-no-1kv/dp/3014801)
---

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