CS2082 Datasheet, PDF (2/12 Pages) ON Semiconductor – Dual Airbag Deployment ASIC

V_CC
V_BAT
CS2082
Battery
V_RES
Charge Pump Charge Sensor
Monitor Monitor
Monitor
Pump Monitor
V_BAT 1
2
R
+
–
2R
+
SPI
–
R
Diagnostic
Analog
MUX
V_BAT
Current Limit
–
+
1
2
+ 50 mV
V_CC
Resistive
Measurement
CHRG
Gate
Drive
1.5 Ω
Current
Limit
V_RES
Gate
Drive
1.5 Ω
Current
Limit
Overtemperature
Reset
V_CC
CHRG
Gate
Drive
1.5 Ω
Current
Limit
V_RES
Gate
Drive
1.5 Ω
Current
Limit
CHRG
V_RES
VR1
V_BAT
10 k
SH1
SL1
10 k
FG1
GND
VR2
V_BAT
10 k
SH2
SL2
10 k
FG2
CS CLK D_IN D_OUT A_IN A_OUT MR
Figure 1. Block Diagram
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2