AP2281

Single Slew Rate Programmable Load Switch

AP2281 Rev. 4

5 of 13

FEBRUARY 2009

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Symbol

Parameters

Test Conditions

Min

Typ.

Max

Unit

Input Quiescent Current

⎯

0.01

1

μA

Input Shutdown Current

⎯

0.01

1

μA

Input Leakage Current

⎯

0.01

1

μA

Switch on-resistance

80

100

m

Ω

95

120

m

Ω

160

210

m

Ω

210

280

m

Ω

EN Input Logic Low Voltage

0.4

V

EN Input Logic High Voltage

1.4

V

1.6

V

1.7

V

EN Input leakage

⎯

1

μA

Output turn-on delay time

1

μS

Output turn-on rise time

1000

1500

μS

100

150

μS

Output turn-off delay time

0.5

1

μS

Discharge FET on-resistance

65

100

Ω

θ

JA

Thermal Resistance

Junction-to-Ambient

SOT26 (Note 5)

153

DFN2018-6 (Note 6)

78

θ

JC

Thermal Resistance

Junction-to-case

SOT26 (Note 5)

29

DFN2018-6 (Note 6)

19

Notes:

5. Test condition for SOT26: Device mounted on FR-4 substrate PC board, 2oz copper, with minimum recommended pad layout.

6. Test condition for DFN2018-6: Device mounted on FR-4 2-layer board, 2oz copper, with minimum recommended pad on top layer and 3 vias to

bottom layer 1.0"x1.4" ground plane.

Electrical Characteristics