# Bipolar (BJT) Single Transistor, PNP, 45 V, 1 A, 500 mW, SOT-89, Surface Mount

![Product image](https://novapart.co/image/farnell:1798038/)

**URL**: https://novapart.co/products/BCX51-16/bipolar-bjt-single-transistor-pnp-45-v-1-a-500-mw
**SKU**: BCX51-16
**Manufacturer**: MULTICOMP PRO
**Price**: €0.1020
**Stock**: 1000+
**Lead Time**: 127 days (indicative)

## Description

Transistor Polarity:PNP; Collector Emitter Voltage V(br)ceo:-45V; Transition Frequency ft:125MHz; Power Dissipation Pd:500mW; DC Collector Current:-1A; DC Current Gain hFE:250hFE; Transis

## Specifications

| Parameter | Value |
|---|---|
| Msl | MSL 1 - Unlimited |
| Svhc | No SVHC (04-Feb-2026) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 500mW |
| Transistor Mounting | Surface Mount |
| Transistor Polarity | PNP |
| Transition Frequency | 125MHz |
| Transistor Case Style | SOT-89 |
| Dc Current Gain Hfe Min | 250hFE |
| Operating Temperature Max | 150°C |
| Continuous Collector Current | 1A |
| Collector Emitter Voltage Max | 45V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1798038/)

## **PNP Medium Power Transistor** 

## **Features:** 

**==> picture [91 x 93] intentionally omitted <==**

**----- Start of picture text -----**<br>
Collector<br>3<br>1  PNP<br>Base<br>2<br>Emitter<br>**----- End of picture text -----**<br>


- For AF driver and output stages 

- High collector current 

- Low collector-emitter saturation voltage 

- Complementary types: BCX54/BCX55/BCX56 

## **Pin Configuration:** 

1. Base 

2. Emitter 

3. Collector 

## **Applications:** 

- Medium power general purposes 

- Driver stages of audio amplifiers 

## **Maximum Ratings** 

|**Maximum Ratings**||||
|---|---|---|---|
|**Parameter**|**Symbol**|**Value**|**Unit**|
|Collector - Base Voltage<br>- BCX51<br>- BCX52<br>- BCX53|VCBO|-45<br>-60<br>-100|V|
|Collector - Emitter Voltage  - BCX51<br>- BCX52<br>- BCX53|VCEO|-45<br>-60<br>-80||
|Emitter - Base Voltage|Vebo|-5||
|Collector Current - Continuous|IC|-1|A|
|Collector Current - Peak|ICM|-1.5||
|Total device Dissipation|PD|500|mW|
|Junction and Storage Temperature|Tj, Tstg|-65 to +150|°C|



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## **PNP Medium Power Transistor** 

## **Electrical Characteristics (Ta = 25°C unless otherwise noted)** 

**Parameter Symbol Test Conditions Min. Typ. Max. Unit** ~~a OO~~ IC=-100μA, IE=0  BCX51 -45 Collector - Base Breakdown Voltage V(BR)CBO BCX52 -60 BCX53 -100 IC=-10mA, IB=0 BCX51 -45 V Collector - Emitter Breakdown Voltage V(BR)CEO BCX52 -60 BCX53 -80 ~~4~~ Emmiter - Base Breakdown Voltage V(BR)EBO IE=-10μA, IC=0 -5 ~~a~~ Collector Cut-Off Current ~~OO~~ ICBO VCB=-30V, IE=0 -0.1 A VCE=-2V, IC=-5mA 25 VCE=-2V, IC=-150mA 40 250 DC Current Gain hFE VCE=-2V, IC=-150mA  -10 63 160 -16 100 250 VCE=-2V, IC=-500mA 25 Collector - Emitter Saturation Voltage VCE(sat) IC=-500mA, IB=-50mA -0.5 V ~~ea~~ Base Emitter Voltage ~~ee~~ VBE IC ~~**e**~~ =-500mA, VCE ~~e~~ =-2V ~~ee~~ -1 ~~a~~ Transition Frequency ~~GOO~~ fT VCE=-10, IC=-50, f=20MH 125 MHz 

**Total power dissipation** _P_ tot = _f_ ( _T_ S) 

**Collector current** _I_ C **=** _f_ ( _V_ BE) _V_ = 2V CE 

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11/09/19 V1.0 

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## **PNP Medium Power Transistor** 

## **Permissible pulse load** 

_P_ totmax / _P_ totDC = _f_ ( _t_ p) 

**Transition frequency** _**f**_ **T =** _**f**_ **(** _**I**_ **C)** _V_ CE = 10V 

**DC current gain** _h_ FE = _f_ ( _I_ C) _V_ = 2V CE 

**Collector-emitter saturation voltage** _I_ C = _f_ ( _V_ CEsat), _h_ FE = 10 

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11/09/19 V1.0 

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## **PNP Medium Power Transistor** 

**Collector cutoff current** _I_ CBO = _f_ ( _T_ A) _V_ CB = 30V 

**Base-emitter saturation voltage** _I_ C = _f_ ( _V_ BEsat), _h_ FE = 10 

## **Package Outline** 

**Plastic surface mounted package** 

|**Dimensions**|**Min.**|**Max.**|
|---|---|---|
|A|4.5|4.7|
|B|2.3|2.7|
|C|1.5 Typical||
|D|0.35|0.55|
|E|1.4|1.6|
|F|0.4|0.6|
|H|1.55|1.75|
|J|0.4 Typical||
|K|4.15|4.25|



Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 

11/09/19 V1.0 

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## **PNP Medium Power Transistor** 

## **Soldering Footprint** 

Dimensions : Millimetres 

## **Part Number Table** 

|**Part Number Table**||
|---|---|
|**Description**|**Part Number**|
|Transistor, PNP, 1A, 45V, SOT-89|BCX51|
|Transistor, PNP, 1A, 45V, SOT-89|BCX51-16|
|Transistor, PNP, 1A, 60V, SOT-89|BCX52-16|
|Transistor, PNP, 1A, 80V, SOT-89|BCX53-10|
|Transistor, PNP, 1A, 80V, SOT-89|BCX53-16|



**Important Notice :** This data sheet and its contents (the “Information”) belong to the members of the AVNET group of companies (the “Group”) or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence. Multicomp Pro is the registered trademark of Premier Farnell Limited 2019. 

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## Links

- [View this product on Novapart](https://novapart.co/products/BCX51-16/bipolar-bjt-single-transistor-pnp-45-v-1-a-500-mw)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/multicomp-pro/bcx51-16/transistor-pnp-1a-45v-sot89/dp/1798038)
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