SC4509 Semtech Corporation, SC4509 Datasheet - Page 3

• Manufacturer Part Number: SC4509
• Description: Highly Integrated Step-Up Converter
• Manufacturer: Semtech Corporation

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Unless specifi ed: V
Note:
1. Guaranteed by design.
© 2007 Semtech Corp.
POWER MANAGEMENT
Electrical Characteristics
Parameter
EN/SS Input Low Current
EN/SS Input High Current
Output Over-Voltage Protection
Schottky Forward Drop
Schottky Leakage Current
IN
= V
EN/SS
= 3.6V; C
IN
= 1μF; C
(Cont.)
Symbol
OUT
OVP
V
= 0.22μF; L = 22μH; unless otherwise noted, T
I
f_sch
I
I
f_sch
IH
IL
V
OUT
= 25V; V
Conditions
V
I
3
EN/SS
D
= 150mA
= GND
SW
= GND
A
= +25°C for Typ, -40ºC to 85°C for Min and Max.
Min
25
Typ
0.7
1.0
60
30
Max
100
1.0
4.0
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SC4509
Units
μA
μA
μA
V
V