Datasheet

LTC4225-1/LTC4225-2
8
422512f
block DiagraM
+
–
+
–
A1
+
–
GA1
HGATE1
CPO1
DGATE1
OUT1
ON1
HGATE2
CPO2
DGATE2
OUT2
65mV 50mV 65mV50mV
IN1
SENSE1
ECB1
SENSE2 IN2
10µA
+
–
+
–
25mV
HGATE1 ON
1.235V
0.6V
1.235V
0.6V
10µA
INTV
CC
10µA
INTV
CC
CP1
25mV
2.2V
+
–
100µA
INTV
CC
12V
INTV
CC
10µA
100µA
+
–
A2
+
–
INTV
CC
INTV
CC
UV3
+
–
+
–
+
–
CHARGE
PUMP 1
GATE
DRIVER 1
GATE
DRIVER 2
CHARGE
PUMP 2
5V LDO
GA2
+
–
100µA
INTV
CC
2µA
10µA
INTV
CC
INTV
CC
INTV
CC
+
–
IN1
1.9V
IN2
1.9V
UV1 UV2
+
–
+
–
FAULT1 RESET
CP2
CP5
+
–
1.235V
0.2V
CP7
+
–
CP8
100µA
2µA
EXPOSED PAD*
1.235V
0.2V
CP9
CP10
+
–
1.235V
CARD1 PRESENCE DETECT
HGATE2 ON
FAULT2 RESET
LOGIC
CARD2 PRESENCE DETECT
+
–
TMR1
GND
*UFD PACKAGE ONLY
FAULT1
EN1
10µA 10µA10µA
INTV
CC
PWRGD1
ON2
CP6
CP3
CP4
TMR2
422512 BD
FAULT2
PWRGD2
EN2
INTV
CC
+
–
+
–
+
–
+
–
1.235V
+
–
+
–
ECB2
12V
12V
12V