ISL6253 Datasheet, PDF (5/22 Pages) Intersil Corporation – Highly Integrated Battery Charger for Notebook Computers

ISL6253
Electrical Specifications
DCIN = CSIP = CSIN = 18V, CSOP = CSON = 12V, ACSET = DCSET = 1.5V, VREF = ACLIM = CHLIM,
VADJ = Floating, EN = VDD = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V, C_VDD = 1µF I_VDD = 0mA,
T_A = -10°C to +100°C, T_J ≤ 125°C, unless otherwise noted. (Continued)
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNITS
ACLIM Input Bias Current
ACLIM = GND, or VREF
-25
25
µA
VOLTAGE REGULATION ERROR AMPLIFIER
Error Amplifier Trans-conductance from CSON to
VCOMP
CELLS = VDD
20
30
40
µA/V
VCOMP Voltage Range
0.3
4
V
CURRENT REGULATION ERROR AMPLIFIER
Charging Current Error Amplifier Trans conductance
50
µA/V
Adapter Current Error Amplifier Trans conductance
50
µA/V
ICOMP Voltage Range
0.3
4
V
BATTERY CELL SELECTOR
CELLS Input Low Voltage
0.5
V
CELLS Input Float Voltage
CELLS = Float
VREF VREF VREF
V
-0.3
+ 0.3
CELLS Input High Current
VDD-
V
0.5
MOSFET DRIVER
BGATE Pull-up Current
CSIP-BGATE = 3V
1
1.4
2
mA
BGATE Pull-down Current
CSIP-BGATE = 5V
3.25
5.0
7
mA
CSIP-BGATE Voltage High
8.0
10
12
V
CSIP-BGATE Voltage Low
0
0.1
V
DCIN-CSON Threshold for CSIP-BGATE Going High DCIN = 12V, CSON Rising
-200
0
200
mV
DCIN-CSON Threshold for CSIP-BGATE Going Low DCIN = 12V, CSON Falling
0
300
500
mV
DCIN-CSON Threshold Hysteresis
250
300
400
mV
SGATE Pull-up Current
CSIP-SGATE = 3V
1.0
1.4
2.0
mA
SGATE Pull-down Current
CSIP-SGATE = 2.5V
40
150
350
µA
CSIP-SGATE Voltage High
5
8.5
15
V
CSIP-SGATE Voltage Low
0
0.1
V
CSIP-CSIN Threshold for CSIP-SGATE Going High
3
8.5
15
mV
CSIP-CSIN Threshold Hysteresis
1
2
6
mV
LOGIC INTERFACE
EN Low Level Input Voltage
0.8
V
EN High Level Input Voltage
2.0
V
ACPRN Sink Current
ACPRN = 0.4V
3
8
13
mA
ACPRN Leakage Current
ACPRN = 20V
-1
1
µA
DCPRN Sink Current
DCPRN = 0.4V
3
8
13
mA
DCPRN Leakage Current
DCPRN = 20V
-1
1
µA
ICM Output Voltage
Iload = 0 to 100µA, CSIP-CSIN = 103mV
1.885 1.980 2.085
V
Thermal Shutdown Temperature
Rising
150
°C
Thermal Shutdown Temperature Hysteresis
20
°C
NOTE:
7. This is sum of currents in these pins (CSIP, CSIN, BOOT, UGATE, PHASE, CSOP and CSON) tied together to 18V. EN, ACSET, DCSET, VADJ,
CELLS, ACLIM, CHLIM, VDD, DCIN = 0.
5