2sa1812 ROHM Co. Ltd., 2sa1812 Datasheet - Page 3

• Manufacturer Part Number: 2sa1812
• Description: High-voltage Switching Transistor -400v, -0.5a
• Manufacturer: ROHM Co. Ltd.

Transistors
100000
-0.005
-0.002
-0.001
10000
-0.05
-0.02
-0.01
Switching characteristic measurement circuit
1000
-0.5
-0.2
-0.1
Fig.13 Safe operating area (2SA1776)
-10
100
0.1
COLLECTOR TO EMITTER VOLTAGE : V
-5
-2
-1
10
1
0.001
-1 -2
Fig.10 TRANSIENT THERMAL
Ta=25°C
DC
l
C Max.
Single
nonrepetitive
pulse
P
duty cycle <
0.01
W
(Pulse )
_
~ 50 s
-5 -10 -20 -50-100-200 -500-1000
RESISTANCE (2SA1812)
V
P
PULSE WIDTH : P
(1) When mounted on a
(2) Unmounted
IN
W
0.1
40
=
1
40 0.7mm ceramic board
1
10
P
W
W
100ms
=10ms
(s)
100
R
G
(2)
(1)
1000
CE
Fig.15 Switching characteristic measurement circuit
+V
(V)
BB
l
B1
l
B2
-0.005
-0.002
-0.001
100000
-0.02
-0.01
10000
-0.05
-0.5
-0.2
-0.1
1000
Fig.11 Safe operating area (2SA1727)
-10
100
T.U.T
-5
-2
-1
COLLECTOR TO EMITTER VOLTAGE : V
0.1
10
0.001
1
-1 -2
Fig.14 TRANSIENT THERMAL
Tc=25°C
l
C
l
C Max.
Single
nonrepetitive
pulse
R
DC
L
0.01
=1.5k
(Pulse )
-5 -10 -20 -50-100-200 -500-1000
RESISTANCE (2SA1776)
PULSE WIDTH : P
0.1
Using printed circuit board
1.7mm thick, collector plating
1cm
V
CC
2
_
~ -150V
1
or larger.
10
2SA1812 / 2SA1727 / 2SA1776
P
W
100ms
W
=10ms
(s)
100
1000
CE
(V)
I
I
B
C
100000
10000
1000
100
0.1
10
0.001
1
Fig.12 TRANSIENT THERMAL
t
on
10%
90%
0.01
RESISTANCE (2SA1727)
0.1
t
Rev.A
stg
TIME : t (s)
(1) Using Infinite heat sink
(2) Unmounted
1
t
f
l
l
l
c
B2
B1
10
100
(1)
(2)
3/3
1000