Datasheet

1999 Apr 16 2
Philips Semiconductors Product specification
NPN resistor-equipped transistor PDTC144ET
FEATURES
• Built-in bias resistors R1 and R2
(typ. 47 kΩ each)
• Simplification of circuit design
• Reduces number of components
and board space.
APPLICATIONS
• Especially suitable for space
reduction in interface and driver
circuits
• Inverter circuit configurations
without use of external resistors.
DESCRIPTION
NPN resistor-equipped transistor in a
SOT23 plastic package.
PNP complement: PDTA144ET.
PINNING
PIN DESCRIPTION
1 base/input
2 emitter/ground
3 collector/output
Fig.1 Simplified outline (SOT23) and symbol.
handbook, 4 columns
21
3
MAM097 Top view
R1
R2
3
2
1
Fig.2 Equivalent inverter
symbol.
MGA893 - 1
1
3
2
MARKING
Note
1. ∗ = p : Made in Hong Kong.
∗ = t : Made in Malaysia.
TYPE
NUMBER
MARKING
CODE
(1)
PDTC144ET ∗08