isl6236 Intersil Corporation, isl6236 Datasheet - Page 4

• Manufacturer Part Number: isl6236
• Description: High-efficiency, Quad-output, Main Power Supply Controllers For Notebook Computers
• Manufacturer: Intersil Corporation

Electrical Specifications
Current-Limit Threshold
(Positive, Adjustable)
Zero-Current Threshold
Current-Limit Threshold (Negative, Default) SKIP# = VCC, GND - PHASE
Soft-Start Ramp Time
Operating Frequency
On-Time Pulse Width
Minimum Off-Time
Maximum Duty Cycle
Ultrasonic SKIP Operating Frequency
INTERNAL REGULATOR AND REFERENCE
LDO Output Voltage
LDO Output Voltage
LDO Output in Adjustable Mode
LDO Output Accuracy in Adjustable Mode
LDOREFIN Input Range
LDO Output Current
LDO Output Current During Switchover
LDO Output Current During Switchover
to 3.3V
PARAMETER
4
No load on LDO, OUT1, OUT2, V
VEN_LDO = 5V, T
GND - PHASE
SKIP# = GND, REF, or OPEN, GND - PHASE
Zero to full limit
V
(400kHz/300kHz)
V
T
T
SKIP# = REF or OPEN
BYP = GND, 5.5V < V
0 < ILDO < 100mA
BYP = GND, 5.5V < V
0 < ILDO < 100mA
V
V
V
V
BYP = GND, V
BYP = 5V, V
BYP = 3.3V, V
(V
(V
SKIP# = VCC
(V
V
V
V
V
A
A
tON
tON
IN
IN
IN
LDO
tON
tON
tON
tON
tON
tON
tON
= -40°C to +100°C
= -40°C to +85°C
= 5.5V to 25V, V
= 5.5V to 25V, V
= 5.5V to 25V, V
= REF or OPEN
= VCC (200kHz/300kHz)
= 2 x V
= GND (400kHz/500kHz)
= GND
= REF or OPEN
= VCC
= GND), SKIP# = VCC
= REF or OPEN),
= VCC), SKIP# = VCC
A
= -40°C to +100°C, unless otherwise noted. Typical values are at T
IN
LDOREFIN
IN
IN
= 5.5V to 25V, LDOREFIN < 0.3V
= 5.5V to 25V, LDOREFIN > (VCC - 1V)
= 5.5V to 25V, Guaranteed by design
LDO
LDOREFIN
LDOREFIN
ISL6236
CONDITIONS
IN
IN
REF3
< 25V, LDOREFIN > (VCC -1V),
< 25V, LDOREFIN < 0.3V,
= 2 x V
, and REF, V
= 0.35V to 0.5V
= 0.5V to 2.25V
LDOREFIN
V
V
V
SMPS 1
SMPS 2
SMPS 1
SMPS 2
SMPS 1
SMPS 2
V
V
V
V
V
V
V
V
V
V
V
V
ILIM
ILIM
ILIM
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
IN
= 0.5V
= 1V
= 2V
= 5.00V
= 3.33V
= 5.05V
= 3.33V
= 5.05V
= 3.33V
= 5.05V
= 3.33V
= 5.05V
= 3.33V
= 5.05V
= 3.33V
= 12V, EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V,
0.895
0.475
0.895
0.833
1.895
0.833
4.925
3.250
MIN
0.35
185
200
200
0.7
40
93
25
1.052
0.555
1.052
0.925
2.105
0.925
5.000
3.300
TYP
-120
100
200
400
500
400
300
200
300
300
300
1.7
50
88
85
88
91
94
91
37
3
A
= +25°C. (Continued)
1.209
0.635
1.209
1.017
2.315
1.017
5.075
3.350
MAX
±2.5
±1.5
2.25
107
215
425
410
100
200
100
4.5
60
June 28, 2007
UNITS
FN6373.3
kHz
kHz
kHz
kHz
kHz
kHz
kHz
mV
mV
mV
mV
mV
mA
mA
mA
ms
µs
µs
µs
µs
µs
µs
ns
ns
%
%
%
%
%
%
%
%
V
V
V
V