＜Multi-Function Transistor＞
RT8Ｈ012Ｃ
Bipolar voltage detector
APPLICATION CIRCUIT EXAMPLE
Vcc
RP
R1
Vcc
RP
RL
OUT
VS
delay
RP：Resistance which
sets up output current capability
Cd：Delay capacitor
R2
GND
C
Cd
The detecting supply voltage （Typ）＝1.2 ×
The delay time （Typ）＝0.024×Cd（uF） sec
R1＋R2
R2
V
TYPICAL CHARACTERISTICS
CIRCUIT CURRENT VS SUPPLY VOLTAGE
2.00
1.80
DETECTING VOLTAGE VS SUPPLY VOLTAGE
（IRP≒100uA,IL≒5mA）
1.25
DETECTING VOLTAGE Vs（V)
CIRCUIT CURRENT （mA）
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0.00
0
5
10
15
20
25
30
35
40
RP=360K
RP=47K
RP=100K
RP=22K
1.24
1.23
1.22
1.21
1.2
1.19
1.18
1.17
1.16
0
10
VSH
VSL
20
30
40
SUPPLY VOLTAGE （V）
SUPPLY VOLTAGE （V)
041007
（３／４）
ISAHAYA [ ISAHAYA ELECTRONICS CORPORATION ]
