UPC2415AHF datasheet(8/14 Pages) NEC

8 / 14 page

µPC2400A Series

µPC2418A (VIN = 25 V, IO = 500 mA, TJ = 25 ˚C, Unless otherwise specified)

PARAMETER

SYMBOL

MIN.

TYP.

MAX.

UNIT

TEST CONDITIONS

Output Voltage

17.64

18.36

17.46

18.54

19 V

≤ VIN ≤ 28 V, 5 mA ≤ IO ≤ 500 mA,

0 ˚C

≤ TJ ≤ 125 ˚C

17.46

18.54

5 mA

≤ IO ≤ 1 A, 0 ˚C ≤ TJ ≤ 125 ˚C

Line Regulation

REGIN

180

20 V

≤ VIN ≤ 28 V

Load Regulation

REGL

180

5 mA

≤ IO ≤ 1 A

Quiescent Current

IBIAS

2.5

3.2

IO = 0

IO = 1 A

Start-up Current

IBIAS(S)

VIN = 17.5 V, IO = 0 mA

VIN = 17.5 V, IO = 1 A

Quiescent Current Change

∆IBIAS

20 V

≤ VIN ≤ 28 V, IO = 1 A

Output Noise Voltage

350

µVrms

10 Hz

≤ f ≤ 100 kHz

Ripple Rejection

R·R

f = 120 Hz, 20 V

≤ VIN ≤ 28 V

Dropout Voltage

VDIF

0.5

1.0

IO = 1 A, 0 ˚C

≤ TJ ≤ 125 ˚C

Short Circuit Current

IOshort

0.8

VIN = 28 V

Peak Output Current

IOpeak

1.55

2.2

3.0

Temperature Coefficient of

∆VO/∆T

2.5

mV/˚C

IO = 5 mA, 0 ˚C

≤ TJ ≤ 125 ˚C

Output Voltage

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