# Bipolar (BJT) Single Transistor, General Purpose, NPN, 60 V, 3 A, 15 W, TO-252 (DPAK)

![Product image](https://novapart.co/image/farnell:1297984/)

**URL**: https://novapart.co/products/STD1802T4/bipolar-bjt-single-transistor-general-purpose-npn
**SKU**: STD1802T4
**Manufacturer**: STMICROELECTRONICS
**Price**: €0.2120
**Stock**: 1000+
**Lead Time**: 113 days (indicative)

## Description

Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:60V; Transition Frequency ft:150MHz; Power Dissipation Pd:15W; DC Collector Current:3A; DC Current Gain hFE:200hFE; Transistor Case Styl

## Specifications

| Parameter | Value |
|---|---|
| Msl | MSL 1 - Unlimited |
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 15W |
| Transistor Mounting | Surface Mount |
| Transistor Polarity | NPN |
| Transition Frequency | 150MHz |
| Transistor Case Style | TO-252 (DPAK) |
| Dc Current Gain Hfe Min | 200hFE |
| Operating Temperature Max | 150°C |
| Continuous Collector Current | 3A |
| Collector Emitter Voltage Max | 60V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1297984/)

**STD1802** 

Low voltage fast-switching NPN power transistor 

**==> picture [61 x 39] intentionally omitted <==**

## **Features** 

- Very low collector to emitter saturation voltage 

- High current gain characteristic 

- Fast-switching speed 

- Surface-mounting DPAK (TO-252) power package in tape  & reel (suffix “T4) 

## **Description** 

The device is manufactured in Planar technology with “Base Island” layout. The resulting transistor shows exceptional high gain performance coupled with very low saturation voltage. 

**==> picture [150 x 154] intentionally omitted <==**

**----- Start of picture text -----**<br>
3<br>1<br>                                       TO-252<br>                                         DPAK<br>                                    (suffix “T4”)<br>**----- End of picture text -----**<br>


## **Applications** 

## **Figure 1. Internal schematic diagram** 

- CCFL drivers 

- Voltage regulators 

- Relay drivers 

- High efficiency, low voltage, switching applications 

**==> picture [82 x 104] intentionally omitted <==**

**Table 1. Device summary** 

|**Order code**|**Marking**|**Package**|**Packaging**|
|---|---|---|---|
|STD1802T4|D1802|DPAK|Tape & reel|



_www.st.com_ 

1/10 

July 2007 

Rev 4 

**STD1802** 

**Electrical ratings** 

## **1 Electrical ratings** 

## **Table 2. Absolute maximum rating** 

|**Table 2.**|**Absolute maximum rating**|||
|---|---|---|---|
|**Symbol**|**Parameter**|**Value**|**Unit**|
|VCBO|Collector-base voltage (IE=0)|80|V|
|VCEO|Collector-emitter voltage (IB=0)|60|V|
|VEBO|Emitter-base voltage (IC=0)|6|V|
|IC|Collector current|3|A|
|ICM|Collector peak current (tP< 5ms)|6|A|
|IB|Base current|1|A|
|Ptot|Total dissipation at Tc ≤25°C|15|W|
|Tstg|Storage temperature|-65 to 150|°C|
|TJ|Max. operating junction temperature|150|°C|



## **Table 3. Thermal data** 

|**Table 3.**|**Thermal data**|||
|---|---|---|---|
|**Symbol**|**Parameter**|**Value**|**Unit**|
|Rthj-case|Thermal resistance junction-case__max|8.33|°C/W|



2/10 

**STD1802** 

**Electrical characteristics** 

## **2 Electrical characteristics** 

(Tcase = 25°C unless otherwise specified) 

## **Table 4. Electrical characteristics** 

|**Symbol**|**Parameter**|**Test Conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|ICBO|Collector cut-off current<br>(IE=0)|VCB= 40V|||0.1|µA|
|IEBO|Emitter cut-off current<br>(IC=0)|VEB= 4V|||0.1|µA|
|V(BR)CBO|Collector-base<br>breakdown voltage<br>(IE= 0)|IC=100µA|80|||V|
|V(BR)CEO|Collector-emitter<br>breakdown voltage<br>(IB= 0)|IC=1mA|60|||V|
|V(BR)EBO|Emitter-base breakdown<br>voltage (IC= 0)|IE=100µA|6|||V|
|VCE(sat)<br>(1)|Collector-emitter<br>saturation voltage|IC=2A_  _IB=100mA<br>IC=3A__ _IB=150mA||150<br>200|300<br>400|mV<br>mV|
|VBE(sat)<br>(1)|Base-emitter saturation<br>voltage|IC=2A_  _IB=100mA||0.9|1.2|V|
|hFE<br>(1)|DC current gain|IC=100mA     VCE=2V<br>IC=3A            VCE=2V|200<br>100||400||
|fT|Transition frequency|VCE=10V       IC=50mA||150||MHz|
|CCBO|Collector-base<br>capacitance|VCB=10V        f = 1MHz||50||pF|
|tON<br>ts<br>tf|Resistive load<br>Turn-on time<br>Storage time<br>Fall time|IC=1A             VCC=30V<br>IB1=-IB2=0.1A||50<br>1.35<br>120||ns<br>µs<br>ns|



Note (1) Pulsed duration = 300 µ s, duty cycle ≤ 1.5% 

3/10 

**STD1802** 

**Electrical characteristics** 

## **2.1 Electrical characteristics (curves)** 

## **Figure 2. Derating curve** 

**Figure 3. DC current gain** 

**==> picture [142 x 138] intentionally omitted <==**

**==> picture [138 x 138] intentionally omitted <==**

**Figure 4. Collector-emitter saturation voltage** 

**==> picture [147 x 140] intentionally omitted <==**

**Figure 5. Collector-emitter saturation voltage** 

**==> picture [146 x 140] intentionally omitted <==**

**Figure 6. Base-emitter saturation voltage** 

**==> picture [144 x 137] intentionally omitted <==**

**Figure 7. Base-emitter on voltage** 

**==> picture [142 x 136] intentionally omitted <==**

4/10 

**STD1802** 

**Electrical characteristics** 

**Figure 8. Switching times resistive load** 

**==> picture [147 x 135] intentionally omitted <==**

**Figure 10. Switching times resistive load** 

**==> picture [147 x 135] intentionally omitted <==**

**Figure 9. Switching times resistive load** 

**==> picture [146 x 135] intentionally omitted <==**

**Figure 11. Switching times inductive load** 

**==> picture [146 x 135] intentionally omitted <==**

## **Figure 12. Switching times resistive load** 

**==> picture [147 x 135] intentionally omitted <==**

5/10 

**STD1802** 

**Electrical characteristics** 

## **2.2 Test circuits** 

**Figure 13. Resistive load switching test circuit** 

**==> picture [330 x 136] intentionally omitted <==**

**----- Start of picture text -----**<br>
1) Fast electronic switch<br>2) Non-inductive resistor<br>**----- End of picture text -----**<br>


6/10 

**STD1802** 

**Package mechanical data** 

## **3 Package mechanical data** 

In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a Lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com 

7/10 

**STD1802** 

**Package mechanical data** 

**==> picture [381 x 601] intentionally omitted <==**

**----- Start of picture text -----**<br>
TO-252 (DPAK) MECHANICAL DATA<br>mm inch<br>DIM.<br>MIN. TYP. MAX. MIN. TYP. MAX.<br>A 2.20 2.40 0.087 0.094<br>A1 0.90 1.10 0.035 0.043<br>A2 0.03 0.23 0.001 0.009<br>B 0.64 0.90 0.025 0.035<br>B2 5.20 5.40 0.204 0.213<br>C 0.45 0.60 0.018 0.024<br>C2 0.48 0.60 0.019 0.024<br>D 6.00 6.20 0.236 0.244<br>E 6.40 6.60 0.252 0.260<br>G 4.40 4.60 0.173 0.181<br>H 9.35 10.10 0.368 0.398<br>L2 0.8 0.031<br>L4 0.60 1.00 0.024 0.039<br>V2 0 [o] 8 [o] 0 [o] 0 [o]<br>P032P_B<br>**----- End of picture text -----**<br>


8/10 

**STD1802** 

**Revision history** 

## **4 Revision history** 

## **Table 5. Revision history** 

|**Date**|**Revision**|**Changes**|
|---|---|---|
|11-Mar-2003|1|Initial release.|
|05-Sep-2003|2|Minor text change|
|12-Jun-2004|3|New disclaimer|
|12-Jul-2007|4|Package name added on table 1.|



9/10 

**STD1802** 

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10/10 



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- [Supplier page](https://es.farnell.com/stmicroelectronics/std1802t4/transistor-npn-d-pak/dp/1297984)
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