MB3771_06 Datasheet, PDF (2/21 Pages) Fujitsu Component Limited. – Power Supply Monitor

MB3771
■ PIN ASSIGNMENT
CT
VSC
OUTC
GND
(TOP VIEW)
1
8
2
7
3
6
4
5
RESET
VSA
VSB /RESIN
VCC
(FPT-8P-M01)
■ BLOCK DIAGRAM
VSA 7
≅ 100 kΩ
≅ 40 kΩ
VSB / RESIN ⁶
+
− _{Comp. A}
≅ 1.24 V
+
− _{Comp. B}
VCC
5
REFERENCE VOLTAGE
≅ 1.24 V
+
−
RQ
≅ 12 µA
−+
≅ 10 µA
−
Comp. C
2 VSC
+
S
1
CT
83
RESET OUTC
4 _GND
2