ISL6237IRZ Intersil, ISL6237IRZ Datasheet - Page 3

• Manufacturer Part Number: ISL6237IRZ
• Description: IC MAIN PWR CTRLR QUAD 32-QFN
• Manufacturer: Intersil

Specifications of ISL6237IRZ

• Applications: Controller, Notebook Computers
• Voltage - Input: 5.5 ~ 25 V
• Number Of Outputs: 4
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -

Electrical Specifications
Absolute Voltage Ratings
VIN, EN_LDO to GND . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +27V
BOOT_ to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +33V
BOOT_ to PHASE_ . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V
VCC, EN_, SKIP, TON,
PVCC, POK_ to GND . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V
LDO, FB1, REFIN2, LDOREFIN to GND . . . -0.3V to (VCC + 0.3V)
OUT_, REF to GND . . . . . . . . . . . . . . . . . . . . -0.3V to (VCC + 0.3V
UGATE_ to PHASE_ . . . . . . . . . . . . . . . . . . -0.3V to (PVCC + 0.3V)
ILIM_ to GND . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to (VCC + 0.3V)
LGATE_, BYP to GND . . . . . . . . . . . . . . . . . -0.3V to (PVCC + 0.3V)
PGND to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to + 0.3V
LDO, REF Short Circuit to GND . . . . . . . . . . . . . . . . . . . Continuous
VCC Short Circuit to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1s
LDO Current (Internal Regulator) Continuous . . . . . . . . . . . . 100mA
LDO Current (Switched Over to OUT1) Continuous . . . . . . +200mA
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
MAIN SMPS CONTROLLERS
VIN Input Voltage Range
3.3V Output Voltage in Fixed Mode
1.05V Output Voltage in Fixed Mode
1.5V Output Voltage in Fixed Mode
5V Output Voltage in Fixed Mode
FB1 in Output Adjustable Mode
REFIN2 in Output Adjustable Mode
SMPS1 Output Voltage Adjust Range
SMPS2 Output Voltage Adjust Range
SMPS2 Output Voltage Accuracy
(Referred for REFIN2)
DC Load Regulation
Line Regulation
Current-Limit Current Source
ILIM_ Adjustment Range
Current-Limit Threshold (Positive, Default)
1. θ
2. For θ
3. Limits established by characterization and are not production tested.
4. Parts are 100% tested at +25°C. Temperature limits established by characterization and are not production tested.
Tech Brief TB379.
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
PARAMETER
3
No load on LDO, OUT1, OUT2, and REF, V
V
EN_LDO
= 5V, T
LDO in regulation
V
V
V
SKIP = 5V
V
V
V
V
SMPS1
SMPS2
REFIN2 = 0.7V to 2.5V, SKIP = VCC
Either SMPS, SKIP = VCC, 0 to 5A
Either SMPS, SKIP = REF, 0 to 5A
Either SMPS, SKIP = GND, 0 to 5A
Either SMPS, 6V < V
ILIM_ = VCC, GND - PHASE_
(No temperature compensation)
Temperature = +25°C
IN
IN
IN
IN
IN
IN
IN
= 5.5V to 25V, 3.0 < REFIN2 < (VCC - 1.1V),
= LDO, V
= 5.5V to 25V, REFIN2 > (VCC - 1V), SKIP = 5V
= 5.5V to 25V, FB1 = VCC, SKIP = 5V
= 5.5V to 25V, FB1 = GND, SKIP = 5V
= 5.5V to 25V
= 5.5V to 25V
A
= -40°C to +100°C, unless otherwise noted. Typical values are at T
OUT1
< 4.43V
ISL6237
IN
CONDITIONS
< 24V
Thermal Information
Thermal Resistance (Typical)
Operating Temperature Range . . . . . . . . . . . . . . . .-40°C to +100°C
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Storage Temperature Range . . . . . . . . . . . . . . . . . .-65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
IN
32 Ld QFN (Notes 1, 2) . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
= 12V, EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V,
(Note 4)
3.285
1.038
1.482
4.975
0.693
0.70
0.50
4.75
MIN
-1.0
5.5
4.5
0.7
0.2
93
5.050
0.700
3.330
1.500
0.005
TYP
1.05
-0.1
-1.7
-1.5
100
5
θ
A
JA
= +25°C.
(°C/W)
32
(Note 4)
3.375
1.062
1.518
5.125
0.707
MAX
2.50
5.50
2.50
5.25
107
5.5
1.0
25
2
March 18, 2008
θ
JC
FN6418.4
3.0
UNITS
(°CW)
%/V
mV
µA
%
%
%
%
V
V
V
V
V
V
V
V
V
V
V