LTC4217 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC4217' PDF : 18 Pages View PDF
LTC4217
Functional Diagram
SENSE
(EXPOSED PAD)
GATE
INTERNAL 7.5mΩ
INTERNAL 25mΩ
SENSE RESISTOR
MOSFET
VDD
OUT
–
CS
+–
+
CM
VDD 1.235V
+
140k *
UV
UV
–
20k *
0.62V +
RST
VDD
–
224k *
OV
+
OV
20k *
1.235V
–
TIMER
VDD
2.73V
–
UVLO1
+
CHARGE
PUMP
AND GATE
DRIVER
OUT
INRUSH
LOGIC
0.2V +
TM1
–
1.235V
+
TM2
–
0.3V/ms
CLAMP
0.6V POSITIVE
TEMPERATURE
COEFFICIENT
REFERENCE
20k
X1
IMON
ISET
FOLDBACK
FB
0.6V
OUT
150k *
PG
20k *
1.235V
PG
INTVCC
100µA
2µA
VDD
3.1V
GEN
UVLO2
2.65V
FLT
INTVCC
*LTC4217-12 (DFN) ONLY
GND
4217 BD
4217fe
8
Share Link: 
