ISL97653A Просмотр технического описания (PDF) - Intersil
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ISL97653A Datasheet PDF : 18 Pages
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ISL97653A
Electrical Specifications VIN = 12V, VBOOST = VSUPN = VSUPP = 15V, VON = 25V, VOFF = -8V, over-temperature from -40°C to
+105°C, unless otherwise stated. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
MAX
(Note 3) TYP (Note 3) UNIT
VBOOST
EFFBOOST
VFB
Boost Output Range
Boost Efficiency
Boost Feedback Voltage
VIN = 12V, VBOOST = 15V
TA = +25°C
20
V
90+
%
1.203 1.215 1.227
V
1.198 1.215 1.232
V
IBOOST
rDS(ON)-BOOST
ΔVBOOST/ΔVIN
ΔVBOOST/ΔIOUT
LOGIC BUCK
Boost FET Current Limit
Switch ON-Resistance
Line Regulation - Boost
Load Regulation - Boost
Load 100mA to 200mA
3.7
4.4
5.1
A
93
200
mΩ
0.08 0.15
%
0.004
1
%
EFFBUCK
IBUCK
rDS(ON)-BUCK
ΔVLDO/ΔIOUT
VFL
Buck Efficiency
Buck FET Current Limit
Switch On Resistance
Load Regulation - Buck
Feedback Voltage
VIN = 5V, VLOGIC = 3.3V
Load 100mA to 500mA
TA = +25°C
90+
%
2.6
4.7
A
150
210
mΩ
0.5
1
%
1.195 1.215 1.235
V
1.189 1.215 1.241
V
VON CHARGE PUMP
ILoad_PCP_min
External Load Driving Capability
VFBP
Feedback Voltage, ION = 1mA
VON = 24V (2X Charge Pump)
VON = 28V (3X Charge Pump)
TA = +25°C
40
mA
40
mA
1.195 1.215 1.235
V
1.189 1.215 1.241
V
rON (VSUP_SW)
rON (C1/2-)H
ON Resistance of VSUP Input Switch
High-Side Driver ON-Resistance at
C1- and C2-
I(switch) = +40mA
I(C1/2-) = +40mA
10
17
Ω
30
Ω
rON (C1/2-)L
Low-Side Driver ON-Resistance at
C1- and C2-
I(C1/2-) = -40mA
4
10
Ω
VON Load Reg
V(diode)
VON Output Load Regulation
ION = 10mA to 40mA
Internal Schottky Diode Forward Voltage I(diode) = +40mA
Drop
0.3
%
700
800
mV
VOFF CHARGE PUMP
ILoad_NCP_min
External Load Driving Capability
SUPN > 13.5V VOFF = -8V
100
120
mA
VFBN
Feedback Voltage, IOFF = 10mA
TA = +25°C
0.173 0.203 0.233
V
0.171 0.203 0.235
V
rON (NOUT)H
High-Side Driver ON-Resistance at
NOUT
I(NOUT) = +60mA
10
Ω
rON (NOUT)L
Low-Side Driver ON-Resistance at
NOUT
I(NOUT) = -60mA
5
Ω
VOFF Load Reg
LDO Controller
VOFF Output Load Reg
IOFF = 10mA to 100mA, TA = +25°C
2.4
%
IDRVP
Sink Current
VFBP = 1.1V, VLDO_CTL = 10V
12
15
mA
3
FN6367.3
September 7, 2010
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