PNP BCY78 – BCY79
SILICON PLANAR EPITAXIAL TRANSISTORS
The BCY78 and BCY79 are PNP transistors mounted in TO-18 metal package with the collector
connected to the case .
They are designed for use in audio drive and low-noise input stages.
Compliance to RoHS.
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CEO
V
CES
V
EBO
I
C
I
B
P
D
P
D
T
J
T
Stg
Ratings
Collector-Emitter Voltage (I
B
=0)
Collector-Emitter Voltage (
V
BE
=0)
Emitter-Base Voltage (I
C
=0)
Collector Current
Base Current
Total Power Dissipation
Total Power Dissipation
Junction Temperature
Storage Temperature range
@ T
amb
= 25°
@ T
case
= 45°
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
BCY79
BCY78
Value
-45
-32
-45
-32
-5
-5
-200
-20
390
1
200
-65 to +150
Unit
V
V
V
mA
mA
mW
Watts
°C
°C
THERMAL CHARACTERISTICS
Symbol
R
thJ-a
R
thJ-c
Ratings
Thermal Resistance, Junction to mounting
base
Thermal Resistance, Junction to ambient in
free air
BCY79
BCY78
BCY79
BCY78
Value
450
150
Unit
°C/W
°C/W
COMSET SEMICONDUCTORS
1/4
COMSET [ COMSET SEMICONDUCTOR ]
