LM3501

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SNVS230C – DECEMBER 2003 – REVISED MAY 2013

Specifications in standard type face are for TJ = 25°C and those in boldface type apply over the full Operating Temperature

Range (TJ = −40°C to +125°C). Unless otherwise specified VIN =2.7V and specifications apply to both LM3501-16 and

LM3501-21.

Min

Typ

Max

Symbol

Parameter

Conditions

Units

(1)

(2)

(1)

ICNTRL

CNTRL Pin Current (4)

VCNTRL = 2.7V

10

20

µA

VCNTRL = 1V

4

15

IL

Switch Leakage Current

VSW = 15V

0.01

0.5

(LM3501-16)

µA

Switch Leakage Current

VSW = 20V

0.01

2.0

(LM3501-21)

UVP

Input Undervoltage Lockout

ON Threshold

2.4

2.5

2.6

V

OFF Threshold

2.3

2.4

2.5

OVP

Output Overvoltage Protection

ON Threshold

15

15.5

16

(LM3501-16)

OFF Threshold

14

14.6

15

V

Output Overvoltage Protection

ON Threshold

20

20.5

21

(LM3501-21)

OFF Threshold

19

19.5

20

IVout

VOUT Leakage Current

VOUT = 15V, SHDN = 1.5V

260

400

(LM3501-16)

µA

VOUT Leakage Current

VOUT = 20V, SHDN = 1.5V

300

460

(LM3501-21)

IVL

PMOS Switch Leakage Current

VOUT = 15V, VSW = 0V

0.01

3

(LM3501-16)

µA

PMOS Switch Leakage Current

VOUT = 20V, VSW = 0V

0.01

3

(LM3501-21)

CNTRL

LED power off

75

mV

Threshold

LED power on

125

SHDN

SHDN low

0.65

0.3

V

Threshold

SHDN High

1.1

0.65

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