PS0020
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
DC Supply Voltage at Pin 1
SW Voltage – DC
SW Voltage – Pulsed (<100nS)
SHUTB Voltage
-0.3V to 6V
-0.3V to 6V
-0.3V to 7V
-0.3V to 6V
-0.3V to 6V
-0.3V to 6V
0 to 1A
-65 to +125
N/A
-40 to +85
260
V
V
V
V
V
V
A
°c
°c/w
°c
VIN
VSW
VSHUT
VFB
VOUT
FB Voltage
Output Voltage
Switch Current
ISW, IOUT, IGND
TSTG
Storage Temperature Range
Thermal Resistance, Junction-To-Air
Operating Temperature Range (Note 4)
Lead Temperature (Soldering, 10sec)
ESD Capability, HBM model
RθJA
TA, MAX
TL
°c
kV
ESD
3.0
ELECTRICAL CHARACTERISTICS
TA = 25°C. VIN = 1.5V, VOUT = 3.3V, VSHUTB = 1.5V (unless otherwise noted).
Parameter
Conditions
Min
Typ
Max
Unit
Min start-up Voltage
Min Operating Voltage
Maximum Input Operating Voltage
Output Voltage Adjust Range
Feedback Voltage
No load
Note 1
Note 2
0.8
0.5
4.4
0.95
V
V
V
V
Note 3
2.5
0.95
5.0
1.05
TA = -40°C to 85°C (Note 4)
VFB = 1.2V
ILOAD = 1mA to 20mA
VFB = 1.2V, Measured at VOUT
VSHUTB = 0V, VOUT = 0V, Including
Switch Leakage
1.0
1
2.2
35
Feedback Input Current
nA
%
μA
μA
Load Regulation
Quiescent Current (No-switching)
Quiescent Current (Shut-down)
0.01
1
NMOS Switch On Resistance
PMOS Switch On Resistance
NMOS Current Limit
PMOS Turn-Off Current
Current Limit Delay to Output
Minimum Off-Time
VOUT = 3.3V
VOUT = 3.3V
0.45
0.6
300
0
100
1.2
5
Ω
Ω
mA
mA
nS
μS
μS
Maximum On-Time
VIN = 0.5V
Maximum On-Time to Minimum Off-
Time Ratio
VFB = 0.95V, VIN = 0.5V,
TA = -40°C to 85°C (Note 4)
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Version 1.1
July 6, 2007
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© 2007 Power IC. All Rights Reserved.
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