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LPS Marking, LP3220S Datasheet(PDF) 4 Page - Lowpower Semiconductor inc

Part # LP3220S
Description  1.5MHz, 1.0A Step-Down Converter
PDF  10 Pages
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Manufacturer  POWER [Lowpower Semiconductor inc]
Direct Link  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LP3220S Datasheet(HTML) 4 Page - Lowpower Semiconductor inc

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LP3220S-00
Jun.-2017
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 4 of 10
Preliminary Datasheet
LP3220S
Electrical Characteristics
(L=2.2uH, CIN=10uF, COUT=10uF, VIN=VEN=5V, Typical values are TA=25℃ )
Symbol
Parameter
Condition
Min
Typ
Max
Units
VIN
Input Voltage
2.2
6.0
V
VIN_OVP
Input Over Voltage Protection
6.2
V
VIN_OVPHYS
Input OVP Hysteresis
0.2
V
VUVLO
UVLO Threshold
VIN Rising
2
V
VUV-HYS
UVLO Hysteresis
0.1
V
VOUT
Output Voltage Range
0.61
VIN
V
IQ
Quiescent Current
70
µA
ISHDN
Shutdown Current
VEN = GND
1
µA
ILIM
P-Channel Current Limit
2
A
RDS(ON)_H
High-Side Switch On Resistance
300
mΩ
RDS(ON)_L
Low-Side Switch On Resistance
200
mΩ
VFB
Feedback Threshold Voltage
Accuracy
0.588
0.6
0.612
V
IFB
FB Leakage Current
VFB = 1.0V
10
nA
FOSC
Oscillator Frequency
1.5
MHz
TS
Startup Time
From Enable to Output
Regulation
110
µs
TSD
Over-Temperature Shutdown
Threshold
150
℃
VEN(L)
Enable Threshold Low
0.4
V
VEN(H)
Enable Threshold High
1.4
V
IEN
Input Low Current
VEN = 5.0V
1
µA
Note: Output Voltage: VOUT=0.6×(1+R1/R2) Volts;



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