bd4729g ROHM Co. Ltd., bd4729g Datasheet - Page 2

• Manufacturer Part Number: bd4729g
• Description: Bipolar Voltage Detector Ic
• Manufacturer: ROHM Co. Ltd.

●Absolute Maximum Rating (Ta=25℃)
●Electrical Characteristics (Unless specified otherwise, Ta=-25℃~+105℃)
●Block Diagrams
Power Supply Voltage
Output Voltage
Power Dissipation
Operating Temperature
Ambient Storage Temperature
“H” Transmission Delay Time
“L” Transmission Delay Time
*
*
Note: VS(T) = Setting Detection Voltage Value (1.9V～4.6V，0.1V step)
*1
*2
Designed Guarantee. (Outgoing inspection is not done an all products.)
1 When a ROHM standard circuit board (70mm×70mm×1.6mm glass epoxy board) is mounted.
2 When used at temperatures higher than Ta=25℃, the power is reduced by 5.4mW/℃
Operating Voltage Range
Temperature Coefficient
Circuit Current at OFF
Circuit Current at ON
“Low” Output Current
TPLH: VCC =（VS Typ.-0.4V）→（VS Typ.+0.4V）
TPHL: VCC =（VS Typ.+0.4V）→（VS Typ.-0.4V）
Hysteresis Voltage
“L” Output Voltage
Detection Voltage
Detection Voltage
Parameter
Parameter
Vref
GND
Fig.1
V
5
3
CC
*1
*2
*1
*2
Symbol
VS/∆T
TPLH
TPHL
VOPL
ICC1
ICC2
∆VS
VOL
IOL
VS
Symbol
VCC
Topr
Tstg
Po
Pd
VS (T)×0.99 VS (T) VS (T)×1.01
Min.
4
3.0
30
－
－
－
－
－
－
－
V
OUT
±0.01
0.65
15.0
Typ.
0.1
1.5
1.6
20
60
50
2/8
TOP VIEW
SSOP5
-55 ~ +125
-0.3 ~ +10
-0.3 ~ +10
-40 ~ +75
Max.
0.85
100
120
0.4
3.0
3.2
50
－
－
Limits
540
%/℃
Unit
mV
mA
µA
µA
µs
µs
V
V
V
*Substrate Pin should be connected with GND
PIN No.
CL=100pＦ,RL=4.7kΩ
CL=100pＦ,RL=4.7kΩ
VCC=VSMin.-0.05V,RL=∞
VCC=VSTyp./0.85V,RL=∞
RL=470kΩ,VDD=H→L
VCC=VSMin.-0.05V,RL=4.7kΩ
RL=4.7kΩ,Ta=-20～+75℃
(Designed Guarantee)
RL=4.7kΩ,VCC=L→H→L
RL=4.7kΩ,VOL≧0.4V
Vo=0.4V,VCC=VsMin.-0.05V
1
2
3
4
5
Symbol
Unit
mW
Conditions
VOUT
℃
℃
GND
N.C.
SUB
VCC
V
V
Unconnected Terminal
Substrate*
GND
Reset Output
Power Supply Voltage
Function