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DISCRETE SEMICONDUCTORS
DATA SHEET
ndbook, halfpage
MBD128
PUMH4 NPN resistor-equipped double transistor
Product specification Supersedes data of 1998 Aug 10 1999 May 20
Philips Semiconductors
Product specification
NPN resistor-equipped double transistor
FEATURES • Transistors with built-in bias resistor R1 (typ. 10 kΩ) • No mutual interference between the transistors • Simplification of circuit design • Reduces number of components and board space.
TR1
PUMH4
handbook, halfpage
6 5 4 R1
5
4
6
TR2 R1
APPLICATIONS • Especially suitable for space reduction in interface and driver circuits • Inverter circuit configurations without use of external resistors.
1 Top view
2
3
MAM380
1
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Fig.1 Simplified outline (SC-88) and symbol.