Transistors with built-in Resistor
UNR8231/8231A
Silicon NPN epitaxial planar type
For switching
■ Features
■ Absolute Maximum Ratings T
■ Electrical Characteristics T
Note) 1. Measuring methods are based on JAPANESE INDUSTRIAL STANDARD JIS C 7030 measuring methods for transistors.
Publication date: January 2004
• High forward current transfer ratio h
• Resistor built-in type, allowing downsizing of the equipment
• Available in a type with radial taping
Note) * : Printed circuit board: Copper foil area of 1 cm
Collector-base voltage UNR8231
(Emitter open)
Collector-emitter
voltage (Base open)
Collector current
Peak collector current
Total power dissipation
Junction temperature
Storage temperature
Collector-base voltage UNR8231
(Emitter open)
Collector-emitter
voltage (Base open)
Collector-base cutoff current (Emitter open)
Collector-emitter cutoff current (Base open)
Emitter-base cutoff current (Collector open)
Forward current transfer ratio
Collector-emitter saturation voltage
Input resistance
Resistance ratio
Transition frequency
and reduction of the number of parts
2. * : Pulse measurement
board thickness of 1.7 mm for the collector portion
Parameter
Parameter
*
UNR8231A
UNR8231
UNR8231A
UNR8231A
UNR8231
UNR8231A
*
*
a
Symbol
Symbol
V
= 25°C ± 3°C
R
V
V
V
V
I
I
I
T
CE(sat)
h
I
CBO
FE
P
CEO
EBO
R
1
I
T
f
CBO
CEO
CBO
CEO
a
CP
FE
/R
C
stg
T
T
1
j
= 25°C
2
−55 to +150
Rating
I
I
V
V
V
V
I
V
150
C
C
C
Note) The part numbers in the parenthesis show conventional part number.
0.7
1.5
(UN8231/8231A)
20
20
50
2
60
CB
CE
EB
CE
CB
1
= 10 µA, I
= 1 mA, I
= 500 mA, I
or more, and the
SJH00033BED
= 10 V, I
= 15 V, I
= 15 V, I
= 14 V, I
= 10 V, I
B
Conditions
Unit
E
E
°C
°C
W
B
C
C
E
V
V
A
A
= 0
= −50 mA, f = 200 MHz
= 0
B
= 0
= 0
= 0
= 150 mA
= 5 mA
Internal Connection
0.65 max.
0.45
2.5
0.7
+0.10
–0.05
±0.5
1
0.016
(4.7 kΩ)
Min
800
0.7
B
6.9
20
60
20
50
4.0
R
2
R
±0.1
1
2
(1 kΩ)
3
2.5
0.021
Typ
200
1.0
±0.5
1.05
0.025
MT-2-A1 Package
2 100
Max
0.5
0.4
1.3
±0.05
10
1
C
E
1: Emitter
2: Collector
3: Base
Unit: mm
0.45
MHz
2.5
Unit
(0.8)
mA
µA
µA
kΩ
V
V
V
+0.10
–0.05
±0.1
1