# Bipolar (BJT) Single Transistor, NPN, 125 V, 1 A, 625 mW, SOT-23, Surface Mount

![Product image](https://novapart.co/image/farnell:1843736/)

**URL**: https://novapart.co/products/FMMT624TA/bipolar-bjt-single-transistor-npn-125-v-1-a-625-mw
**SKU**: FMMT624TA
**Manufacturer**: DIODES INC.
**Price**: €0.2040
**Stock**: 1000+
**Lead Time**: 100 days (indicative)

## Description

Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:125V; Transition Frequency ft:155MHz; Power Dissipation Pd:625mW; DC Collector Current:1A; DC Current Gain hFE:450hFE; Transisto

## Specifications

| Parameter | Value |
|---|---|
| Msl | MSL 1 - Unlimited |
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 625mW |
| Transistor Mounting | Surface Mount |
| Transistor Polarity | NPN |
| Transition Frequency | 155MHz |
| Transistor Case Style | SOT-23 |
| Dc Current Gain Hfe Min | 450hFE |
| Operating Temperature Max | 150°C |
| Continuous Collector Current | 1A |
| Collector Emitter Voltage Max | 125V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1843736/)

**A Product Line of Diodes Incorporated** 

**FMMT624** 

## LIrODLS. 

## **125V NPN LOW SATURATION TRANSISTOR IN SOT23** 

## **Features** 

- BVCEO  > 125V 

- IC = 1A high Continuous Collector Current 

- ICM = 3A Peak Pulse Current 

- RCE(sat) = 160mΩ for a low equivalent On-Resistance 

- 625mW Power dissipation 

- hFE specified up to 3A for high current gain hold up 

- **Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2)** 

## **Mechanical Data** 

   - Case: SOT23 

   - Case Material: molded plastic, “Green” molding compound 

   - • UL Flammability Classification Rating 94V-0 

   - Moisture Sensitivity: Level 1 per J-STD-020 

   - Terminals: Finish – Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208 

   - Weight 0.008 grams (approximate) 

- **Halogen and Antimony Free. “Green” Device (Note 3)** 

- **Qualified to AEC-Q101 Standards for High Reliability** 

## **Applications** 

- DC-DC / DC-AC Modules 

- Regulator 

- LED driver 

- CCFL Backlighting Inverters 

**==> picture [351 x 122] intentionally omitted <==**

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SOT23  C E<br>C<br>B<br>B<br>E<br>Top View  Device Symbol  Top View<br>Pin-Out<br>**----- End of picture text -----**<br>


## **Ordering Information** (Note 4) 

|**Ordering Informationg Information Information**(Note 4)|**Ordering Informationg Information Information**(Note 4)|**Ordering Informationg Information Information**(Note 4)|**Ordering Informationg Information Information**(Note 4)|**Ordering Informationg Information Information**(Note 4)|
|---|---|---|---|---|
||||||
|**Product**|**Marking**|**Reel size (inches)**|**Tape width (mm)**|**Quantity per reel **|
|FMMT624TA|624|7|8|3,000|
|FMMT624TC|624|13|8|10,000|



- Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 

   2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen and Antimony free, "Green" and Lead-Free. 

   3. Halogen and Antimony free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. 

   4. For packaging details, go to our website at http://www.diodes.com. 

## **Marking Information** 

**624** 624 = Product Type Marking Code 

1 of 7 **www.diodes.com** 

FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 

**A Product Line of Diodes Incorporated** 

**FMMT624** 

**Maximum Ratings** (@TA = +25°C, unless otherwise specified.) 

**==> picture [493 x 74] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||||
|---|---|---|---|
|Characteristic|Symbol|Value|Unit|
|Collector-Base Voltage|VCBO|125|V|
|Collector-Emitter Voltage|VCEO|125|V|
|Emitter-Base Voltage|VEBO|7|V|
|Continuous Collector Current|IC|1|A|
|Peak Pulse Current (Note 5)|ICM|3|A|
|Base Current|IB|500|mA|

**----- End of picture text -----**<br>


## **Thermal Characteristics** (@TA = +25°C, unless otherwise specified.) 

**==> picture [497 x 75] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||||
|---|---|---|---|
|Characteristic|Symbol|Value|Unit|
|Power Dissipation (Note 5)|PD|625|mW|
|Power Dissipation (Note 6)|PD|806|mW|
|Thermal Resistance, Junction to Ambient (Note 5)|RθJA|200|°C/W|
|Thermal Resistance, Junction to Ambient (Note 6)|RθJA|155|°C/W|
|Thermal Resistance, Junction to Leads (Note 7)|RθJL|194|°C/W|
|Operating and Storage Temperature Range|TJ, TSTG|-55 to +150|°C|

**----- End of picture text -----**<br>


## **ESD Ratings** (Note 8) 

**==> picture [516 x 29] intentionally omitted <==**

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||||||
|---|---|---|---|---|
|Characteristic|Symbol|Value|Unit|JEDEC Class|
|Electrostatic Discharge - Human Body Model|ESD HBM|4,000|V|3A|
|Electrostatic Discharge - Machine Model|ESD MM|≥ 400|V|C|

**----- End of picture text -----**<br>


Notes: 5. For a device surface mounted on 25mm X 25mm FR4 PCB with high coverage of single sided 1 oz copper, in still air conditions; the device is measured when operating in a steady-state condition. 

6. Same as note 5, except the device is measured at t ≤ 5 sec. 

7. Thermal resistance from junction to solder-point (at the end of the collector lead). 

8. Refer to JEDEC specification JESD22-A114 and JESD22-A115. 

2 of 7 **www.diodes.com** 

FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 

**A Product Line of Diodes Incorporated** 

**FMMT624** 

## **Thermal Characteristics and Derating information** 

**==> picture [507 x 388] intentionally omitted <==**

**----- Start of picture text -----**<br>
10 0.7<br>V<br>CE(sat)<br>‘aa Limited 0.6 See<br>1 SSeS esi eae: PENCEEEEEEEEEH<br>0.5<br>@= rohesa SCP DC  SSTANUTTINSCT TTT| aFCCNEEEEEEEEE<br>1s 0.4<br>¢ 100m SSS RSE<br>0.3<br>100ms<br>2 BSS) || CECE<br>10m o1 }-=SP R N 10ms  SEEST 1ms Jd © 0.2  FREESa<br>0G Sin 100ms T gle Pulse=25°C FESS“Et SSice 100µs OT 0.1 apt | | | | | ft PPA TT<br>amb<br>1m Tos ATLISENT 0.0 pi tt PP PP IN<br>oor 100m tame 1 | SST 10 100 0 a 25 50 75 100 125 150 175<br>1.0 10 100 1000<br>VCE  Collector-Emitter Voltage (V) VceE (VOLTS)  Temperature (°C)<br>Safe Operating Area Safee Operatingrating ArArea Derating Curve<br>220 100<br>200180 T amb =25 ° C CC er i Sit ie ntl SinT amb gle Pulse=25°C<br>160<br>a<br>10<br>140<br>a<br>120<br>D=0.5<br>10080 A eer || J | im<br>D=0.1 1<br>60 D=0.2 | aT CACC<br>40 Seog D=0.05 SS TCU<br>20 eT ant ma fas erafm nee an Vb cement 2<br>Single Pulse<br>0 serinoseet MilZa BINNNIUImn 0.1 FHPCNCHC CAIN HE-AEEETS<br>100µ 1m 10m 100m 1 10 100 1k 100µ 1m 10m 100m 1 10 100 1k<br>Pulse Width (s) Pulse Width (s)<br>  Collector Current (A)<br>C<br>I<br> Max Power Dissipation (W)<br> Maximum Power (W)<br>Thermal Resistance (°C/W)<br>**----- End of picture text -----**<br>


**Transient Thermal Impedance** 

**Pulse Power Dissipation** 

3 of 7 **www.diodes.com** 

FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 

**A Product Line of Diodes Incorporated** 

**FMMT624** [ 

**Electrical Characteristics** (@TA = +25°C, unless otherwise specified.) 

|**Electrical Characteristics** (@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)||||
|---|---|---|---|---|---|---|
|**Characteristic**<br>~~eS~~|**Symbol **<br>~~eS~~<br>~~a~~|**Min**<br>~~eS~~|**Typ**<br>~~eS~~|**Max **<br>~~eS~~|**Unit**<br>~~eS~~|**Test Condition **<br>~~eS~~|
|Collector-Base Breakdown Voltage<br>~~eS~~|BVCBO<br>~~eS~~<br>~~a~~|125<br>~~eS~~|250<br>~~eS~~|-<br>~~eS~~|V<br>~~eS~~|IC= 100µA<br>~~eS~~|
|Collector-Emitter Breakdown Voltage(Note 9)<br>~~——~~|BVCEO<br>~~——~~<br>~~a~~|125<br>~~——~~|160<br>~~——~~|-<br>~~——~~|V<br>~~——~~|IC= 1mA<br>~~——~~|
|Emitter-Base Breakdown Voltage<br>~~——~~|BVEBO<br>~~——~~<br>~~a~~|7<br>~~——~~<br>~~a~~|8.3<br>~~——~~<br>~~a~~|-<br>~~——~~<br>~~a~~|V<br>~~——~~|IE= 100µA<br>~~——~~|
|Collector Cut-off Current<br>~~———~~|ICBO<br>~~a~~<br>~~———~~|-<br>~~———~~<br>~~a~~|<10<br>~~———~~<br>~~a~~|100<br>~~———~~<br>~~a~~|nA<br>~~———~~|VCB= 100V<br>~~———~~|
|Emitter Cut-off Current<br>~~———~~|IEBO<br>~~———~~|-<br>~~———~~<br>~~a~~|<10<br>~~———~~<br>~~a~~|100<br>~~———~~<br>~~a~~|nA<br>~~———~~|VEB= 6.0V<br>~~———~~|
|Collector Emitter Cut-off Current<br>~~———~~|ICES<br>~~———~~|-<br>~~———~~<br>~~a~~|<10<br>~~———~~<br>~~a~~|100<br>~~———~~<br>~~a~~|nA<br>~~———~~|VCES= 100V<br>~~———~~|
|Static Forward Current Transfer Ratio (Note 9)<br>~~PT~~<br>~~po~~|hFE<br>~~PT~~|200<br>300<br>100<br>-<br>~~a~~<br>~~PT~~|400<br>450<br>140<br>18<br>~~a~~<br>~~PT~~|-<br>-<br>-<br>-<br>~~a~~<br>~~PT~~|-<br>~~PT~~|IC= 10mA, VCE= 10V<br>IC= 200mA, VCE= 10V<br>IC= 1A, VCE= 10V<br>IC= 3A,VCE= 10V<br>~~PT~~|
|Collector-Emitter Saturation Voltage (Note 9)<br>~~po~~|VCE(sat)|-<br>-<br>-<br>-|26<br>70<br>160<br>165|50<br>150<br>220<br>250|mV|IC= 0.1A, IB= 10mA<br>IC= 0.5A, IB= 50mA<br>IC= 0.5A, IB= 10mA<br>IC= 1A,IB= 50mA|
|Base-Emitter Saturation Voltage(Note 9)<br>~~po~~<br>~~RR~~|VBE(sat)|-|0.85|1.0|V|IC= 1A,IB= 50mA<br>~~Q~~|
|Base-Emitter Saturation Voltage(Note 9)<br>~~po~~<br>~~RR~~<br>~~———~~|VBE(on)<br>~~a~~|-|0.70|1.0|V|IC= 1A,VCE= 10V<br>~~Q~~|
|Transition Frequency<br>~~RR~~<br>~~a~~<br>~~———~~|fT<br>~~a~~<br>~~a~~<br>~~ee~~|100<br>~~a~~<br>~~ee~~|155<br>~~a~~<br>~~ee~~|-<br>~~a~~<br>~~oe~~|MHz<br>~~a~~<br>~~ee~~|IC= 50mA, VCE= 10V,<br>f = 100MHz<br>~~Q~~<br>~~a~~|
|Collector Output Capacitance<br>~~a~~<br>~~———~~|Cobo<br>~~a~~<br>~~a~~<br>~~ee~~|-<br>~~a~~<br>~~ee~~|7<br>~~a~~<br>~~ee~~|15<br>~~a~~<br>~~oe~~|pF<br>~~a~~<br>~~ee~~|VCB= 10V,f = 1MHz<br>~~a~~|
|Turn-On Time<br>~~———~~|t(on)<br>~~a~~<br>~~ee~~|-<br>~~ee~~|60<br>~~ee~~|-<br>~~oe~~|ns<br>~~ee~~|VCC= 50V, IC= 0.5A,<br>IB1= -IB2= 50mA|
|Turn-Off Time<br>~~———~~|t(off)<br>~~a~~<br>~~ee~~|-<br>~~ee~~|1300<br>~~ee~~|-<br>~~oe~~|ns<br>~~ee~~||



4 of 7 **www.diodes.com** 

FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 

**A Product Line of Diodes Incorporated** 

**FMMT624** 

**Typical Electrical Characteristics** (@TA = +25°C, unless otherwise specified.) 

5 of 7 **www.diodes.com** 

FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 

**A Product Line of Diodes Incorporated FMMT624** ~~—~~ 

## **Package Outline Dimensions** 

Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version. 

**==> picture [352 x 169] intentionally omitted <==**

**----- Start of picture text -----**<br>
A<br>SOT23<br>Dim  Min  Max  Typ<br>A  0.37  0.51  0.40<br>B  1.20 1.40 1.30<br>B C<br>C  2.30  2.50  2.40<br>D  0.89  1.03  0.915<br>F  0.45 0.60 0.535<br>G 1.78 2.05 1.83<br>= H ====<br>H  2.80 3.00 2.90<br>J 0.013 0.10 0.05<br>K M<br>K1 K  0.903 1.10  1.00<br>D K1  -  -  0.400<br>ei, J F G L FEE L  0.45 0.61  0.55<br>—S @) FESS M  0.085 0.18 0.11<br>α 0°  8°  -<br>All Dimensions in mm<br>( Gy a a ee<br>**----- End of picture text -----**<br>


## **Suggested Pad Layout** 

Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. 

**==> picture [184 x 109] intentionally omitted <==**

**----- Start of picture text -----**<br>
Y<br>Z<br>TLE C<br>X E<br>aloeKi<br>**----- End of picture text -----**<br>


|**Dimensions**|**Value (in mm)**|
|---|---|
|**Z**|2.9|
|**X**|0.8|
|**Y**|0.9|
|**C**|2.0|
|**E**|1.35|



6 of 7 **www.diodes.com** 

FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 

**A Product Line of Diodes Incorporated FMMT624** ~~—~~ 

## **IMPORTANT NOTICE** 

DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). 

Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or trademark rights, nor the rights of others.  Any Customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. 

Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. 

Products described herein may be covered by one or more United States, international or foreign patents pending.  Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. 

This document is written in English but may be translated into multiple languages for reference.  Only the English version of this document is the final and determinative format released by Diodes Incorporated. 

## **LIFE SUPPORT** 

Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: 

- A.   Life support devices or systems are devices or systems which: 

   1. are intended to implant into the body, or 

2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. 

- B.   A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. 

Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated.  Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. 

Copyright © 2012, Diodes Incorporated 

**www.diodes.com** 

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FMMT624 Document number: DS33110 Rev. 5 - 2 

December 2012 © Diodes Incorporated 



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- [Supplier page](https://es.farnell.com/diodes-inc/fmmt624ta/transistor-npn-125v-1a-sot23-3/dp/1843736)
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