# Bipolar (BJT) Single Transistor, NPN, 60 V, 5 A, 1.1 W, TO-92, Through Hole

![Product image](https://novapart.co/image/farnell:9935800/)

**URL**: https://novapart.co/products/STSA1805/bipolar-bjt-single-transistor-npn-60-v-5-a-11-w-to
**SKU**: STSA1805
**Manufacturer**: STMICROELECTRONICS
**Price**: €0.1650
**Stock**: 10+

## Description

Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:60V; Transition Frequency ft:150MHz; Power Dissipation Pd:1.1W; DC Collector Current:5A; DC Current Gain hFE:200hFE; Transistor Case Sty

## Specifications

| Parameter | Value |
|---|---|
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 1.1W |
| Transistor Mounting | Through Hole |
| Transistor Polarity | NPN |
| Transition Frequency | 150MHz |
| Transistor Case Style | TO-92 |
| Dc Current Gain Hfe Min | 200hFE |
| Operating Temperature Max | 150°C |
| Continuous Collector Current | 5A |
| Collector Emitter Voltage Max | 60V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:9935800/)

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## **STSA1805** 

## LOW VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR 

## **PRELIMINARY DATA** 

|**Ordering**<br>**Code**|**Marking**|**Package**<br>**/ Shipment**|
|---|---|---|
|STSA1805|SA1805|TO-92 / Bulk|
|STSA1805-AP|SA1805|TO-92   / Ammopack|



- I VERY LOW COLLECTOR TO EMITTER SATURATION VOLTAGE 

- I HIGH CURRENT GAIN CHARACTERISTIC 

- I FAST-SWITCHING SPEED 

**APPLICATIONS:** 

- I EMERGENCY LIGHTING 

- I VOLTAGE REGULATORS 

- I RELAY DRIVERS 

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**TO-92 Bulk** 

- I HIGH EFFICIENCY LOW VOLTAGE SWITCHING APPLICATIONS 

## **DESCRIPTION** 

The device is manufactured in NPN Planar Technology by using a "Base Island" layout. 

The resulting Transistor shows exceptional high gain performance coupled with very low saturation voltage. 

## **INTERNAL  SCHEMATIC  DIAGRAM** 

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## **ABSOLUTE  MAXIMUM  RATINGS** 

|**Symbol**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|
|VCBO|Collector-Base Voltage(IE= 0)|150|V|
|VCEO|Collector-Emitter Voltage(IB= 0)|60|V|
|VEBO|Emitter-Base Voltage(IC= 0)|7|V|
|IC|Collector Current|5|A|
|ICM|Collector Peak Current(tp< 5 ms)|15|A|
|IB|Base Current|2|A|
|Ptot|Total Dissipation at Tamb= 25oC|1.1|W|
|Tstg|Storage Temperature|-65 to 150|oC|
|Tj|Max. Operating Junction Temperature|150|oC|



1/8 

September 2003 

**STSA1805** 

## **THERMAL  DATA** 

|Rthj-amb<br>Rthj-case|Thermal Resistance Junction-Ambient                        Max<br>Thermal Resistance Junction-case                             Max|114<br>83.3|oC/W<br>oC/W|
|---|---|---|---|



## **ELECTRICAL  CHARACTERISTICS** (Tcase = 25[o] C unless otherwise specified) 

|**Symbol**|**Parameter**|**Test Conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|ICBO|Collector Cut-off<br>Current(IE= 0)|VCB= 40 V|||0.1|µA|
|IEBO|Emitter Cut-off Current<br>(IC= 0)|VEB= 4 V|||0.1|µA|
|V(BR)CBO|Collector-Base<br>Breakdown Voltage<br>(IE= 0)|IC= 100µA|150|||V|
|V(BR)CEO∗|Collector-Emitter<br>Breakdown Voltage<br>(IB= 0)|IC= 1 mA|60|||V|
|V(BR)EBO|Emitter-Base<br>Breakdown Voltage<br>(IC= 0)|IE= 100µA|7|||V|
|VCE(sat)∗|Collector-Emitter<br>Saturation Voltage|IC= 100 mA                 IB= 5 mA<br>IC= 2 A                       IB= 50 mA<br>IC= 3 A                       IB= 150 mA<br>IC= 5 A                       IB= 200 mA||150<br>200|50<br>300<br>400<br>600|mV<br>mV<br>mV<br>mV|
|VBE(sat)∗|Base-Emitter<br>Saturation Voltage|IC= 2 A                       IB= 100 mA||0.9|1.2|V|
|hFE∗|DC Current Gain|IC= 100 mA                VCE= 2 V<br>IC= 5 A                      VCE= 2 V<br>IC= 10 A                     VCE= 2 V|200<br>85<br>20||400||
|fT|Transition frequency|VCE= 10 V                  IC= 50 mA||150||MHz|
|CCBO|Collector-Base<br>Capacitance|VCB= 10 V                  f = 1 MHz||50||pF|
|ton<br>ts<br>tf|RESISTIVE LOAD<br>Turn- on Time<br>Storage Time<br>Fall Time|IC= 1 A                      VCC= 30 V<br>IB1= - IB2= 0.1 A||50<br>1.35<br>120||ns<br>µs<br>ns|



* Pulsed: Pulse duration = 300µs, duty cycle = 1.5 % 

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**STSA1805** 

## Derating Curve 

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Collector-Emitter Saturation Voltage 

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Base-Emitter Saturation Voltage 

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## DC Current Gain 

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Collector-Emitter Saturation Voltage 

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Base-Emitter On Voltage 

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**STSA1805** 

Switching Times Resistive Load 

Switching Times Resistive Load 

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Switching Times Resistive Load 

Switching Times Inductive Load 

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Switching Times Inductive Load 

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**STSA1805** 

**Figure 1:** Resistive Load Switching Test Circuit. 

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**STSA1805** 

## **TO-92 MECHANICAL DATA** 

|**DIM.**|**mm**|**mm**|**mm**|**inch**|**inch**|**inch**|
|---|---|---|---|---|---|---|
||**MIN.**|**TYP.**|**MAX.**|**MIN.**|**TYP.**|**MAX.**|
|A|4.32||4.95|0.170||0.195|
|b|0.36||0.51|0.014||0.020|
|D|4.45||4.95|0.175||0.194|
|E|3.30||3.94|0.130||0.155|
|e|2.41||2.67|0.095||0.105|
|e1|1.14||1.40|0.045||0.055|
|L|12.70||15.49|0.500||0.609|
|R|2.16||2.41|0.085||0.094|
|S1|1.14||1.52|0.045||0.059|
|W|0.41||0.56|0.016||0.022|
|V|4 degree||6 degree|4 degree||6 degree|



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**STSA1805** 

## **TO-92 AMMOPACK SHIPMENT (Suffix"-AP") MECHANICAL DATA** 

|**DIM.**|**mm**|**mm**|**mm**|**inch**|**inch**|**inch**|
|---|---|---|---|---|---|---|
||**MIN.**|**TYP.**|**MAX.**|**MIN.**|**TYP.**|**MAX.**|
|A1|||4.80|||0.189|
|T|||3.80|||0.150|
|T1|||1.60|||0.063|
|T2|||2.30|||0.091|
|d|||0.48|||0.019|
|P0|12.50|12.70|12.90|0.492|0.500|0.508|
|P2|5.65|6.35|7.05|0.222|0.250|0.278|
|F1,F2|2.44|2.54|2.94|0.096|0.100|0.116|
|delta H|-2.00||2.00|-0.079||0.079|
|W|17.50|18.00|19.00|0.689|0.709|0.748|
|W0|5.70|6.00|6.30|0.224|0.236|0.248|
|W1|8.50|9.00|9.25|0.335|0.354|0.364|
|W2|||0.50|||0.020|
|H|18.50||20.50|0.728||0.807|
|H0|15.50|16.00|16.50|0.610|0.630|0.650|
|H1|||25.00|||0.984|
|D0|3.80|4.00|4.20|0.150|0.157|0.165|
|t|||0.90|||0.035|
|L|||11.00|||0.433|
|I1|3.00|||0.118|||
|delta P|-1.00||1.00|-0.039||0.039|



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**STSA1805** 

Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a trademark of STMicroelectronics. 

All other names are the property of their respective owners. 

© 2003 STMicroelectronics – All Rights reserved STMicroelectronics GROUP OF COMPANIES 

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**http://www.st.com** 

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- [Supplier page](https://es.farnell.com/stmicroelectronics/stsa1805/transistor-npn-to-92/dp/9935800)
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