LM2830, LM2830-Q1

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SNVS454E – AUGUST 2006 – REVISED DECEMBER 2014

6.6 Electrical Characteristics

VIN = 5 V unless otherwise indicated. Typical values correspond to TJ = 25°C. Minimum and maximum limits apply over

–40°C to 125°C junction temperature range unless otherwise stated.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Feedback Voltage

WSON and SOT-23 Package

0.588

0.600

0.612

V

0.02

%/V

Feedback Input Bias Current

0.1

100

nA

2.73

2.90

V

Undervoltage Lockout

UVLO

1.85

2.3

UVLO Hysteresis

0.43

LM2830-X

1.2

1.6

1.95

Switching Frequency

MHz

LM2830-Z

2.25

3.0

3.75

LM2830-X

86%

94%

Maximum Duty Cycle

LM2830-Z

82%

90%

LM2830-X

5%

Minimum Duty Cycle

LM2830-Z

7%

WSON Package

150

Switch On Resistance

m

Ω

SOT-23 Package

130

195

Switch Current Limit

1.2

1.75

A

Shutdown Threshold Voltage

0.4

V

Enable Threshold Voltage

1.8

Switch Leakage

100

nA

Enable Pin Current

Sink/Source

100

nA

3.3

5

mA

Quiescent Current (switching)

4.3

6.5

mA

Quiescent Current (shutdown)

30

nA

Thermal Shutdown Temperature

165

°C

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