1.

Product profile

1.1 General description

PNP Resistor-Equipped Transistors (RET) family.

[1]

Also available in SOT54A and SOT54 variant packages (see Section 2)

1.2 Features

1.3 Applications

1.4 Quick reference data

PDTA124X series

PNP resistor-equipped transistors; R1 = 22 k

Ω, R2 = 47 kΩ

Rev. 08 — 3 September 2009

Product data sheet

Table 1.

Product overview

Type number

Package

NPN complement

NXP

JEITA

JEDEC

PDTA124XE

SOT416

SC-75

-

PDTC124XE

PDTA124XEF

SOT490

SC-89

-

PDTC124XEF

PDTA124XK

SOT346

SC-59A

TO-236

PDTC124XK

PDTA124XM

SOT883

SC-101

-

PDTC124XM

PDTA124XS[1]

SOT54

SC-43A

TO-92

PDTC124XS

PDTA124XT

SOT23

-

TO-236AB

PDTC124XT

PDTA124XU

SOT323

SC-70

-

PDTC124XU

I Built-in bias resistors

I Reduces component count

I Simplifies circuit design

I Reduces pick and place costs

I 100 mA output current capability

I Digital applications

I Cost-saving alternative for BC857 series

in digital applications

I Controlling IC inputs

I Switching loads

Table 2.

Quick reference data

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VCEO

collector-emitter voltage

open base

-

-

−50

V

IO

output current (DC)

-

-

−100

mA

R1

bias resistor 1 (input)

15.4

22

28.6

k

Ω

R2/R1

bias resistor ratio

1.7

2.1

2.6