Nxp Semiconductors PBLS4004D User Manual

Page of 15
1.
Product profile
1.1 General description
PNP low V
CEsat
 Breakthrough In Small Signal (BISS) transistor and NPN Resistor-
Equipped Transistor (RET) in a SOT457 (SC-74) small Surface-Mounted Device (SMD)
plastic package.
1.2 Features
n
Low V
CEsat
 (BISS) and resistor-equipped transistor in one package
n
Low threshold voltage (< 1 V) compared to MOSFET
n
Low drive power required
n
Space-saving solution
n
Reduction of component count
1.3 Applications
n
Supply line switches
n
Battery charger switches
n
High-side switches for LEDs, drivers and backlights
n
Portable equipment
1.4 Quick reference data
[1]
Device mounted on a ceramic Printed-Circuit Board (PCB), Al
2
O
3
, standard footprint.
[2]
Pulse test: t
p
300
µ
s;
δ ≤
0.02.
PBLS4004D
40 V PNP BISS loadswitch
Rev. 03 — 6 January 2009
Product data sheet
Table 1.
Quick reference data
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
TR1; PNP low V
CEsat
 transistor
V
CEO
collector-emitter voltage
open base
-
-
40
V
I
C
collector current
-
-
1
A
R
CEsat
collector-emitter saturation
resistance
I
C
=
500 mA;
I
B
=
50 mA
-
240
340
m
Ω
TR2; NPN resistor-equipped transistor
V
CEO
collector-emitter voltage
open base
-
-
50
V
I
O
output current
-
-
100
mA
R1
bias resistor 1 (input)
15.4
22
28.6
k
Ω
R2/R1
bias resistor ratio
0.8
1
1.2