ISL6253 Intersil Corporation, ISL6253 Datasheet - Page 10
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ISL6253
Manufacturer Part Number
ISL6253
Description
Highly Integrated Battery Charger
Manufacturer
Intersil Corporation
Datasheet
1.ISL6253.pdf
(22 pages)
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VCOMP
ACPRN
ACSET
ICOMP
CELLS
ACLIM
ICM
ICM
VREF
VADJ
DCIN
10
2.1V
2.1V
CURRENT LIMIT SET
Reference
REFERENCE
GND
VDD
VDD
SELECTOR
VOLTAGE
ADAPTER
-
-
+
+
+
-
-
1.26V
1.26V
gm1
gm1
-
-
UV
UV
UV
SGATE
3.1V/CELL
FIGURE 16. BLOCK DIAGRAM
Charge Current Set
CHARGE CURRENT SET
MIN
VOLTAGE
BUFFER
0.25V
CSIP
-
-
+
+
CURRENT
gm3
gm3
CA1
CA1
ISL6253
BUFFER
CA2
CA2
MIN.
CSIN
CHLIM
+
+ +
+
+
REGULATOR
Regulator
gm2
gm2
1.26V
1.26V
Bias
BIAS
DCSET
-
-
+
+
+
-
-
-
-
PWM
PWM
PWM
+
+
-
V
V
CA2
DCPRN
DCIN
CSON
CA2
CA2
EN
+
+
-
-
VDDP
VDDP
+
+
-
-
VDDP
BGATE
VDD
BOOT
UGATE
PHASE
LGATE
PGND
CSON
CSOP