3

UC182-1,-2,-3,-ADJ

UC282-1,-2,-3,-ADJ

UC382-1,-2,-3,-ADJ

°C to 125°C for the

UC182-X series, –25°C to +100°C for the UC282-X series and 0°C to +100°C for the UC382-X, VB = 5V; VIN = 3.3V, VOUT =

PARAMETERS

TEST CONDITIONS

MIN

TYP

MAX

UNITS

UC382-2 Fixed 2.1V, 3A Family (cont.)

VB PSSR

52

62

dB

VIN Dropout Voltage = VIN–VOUT

350

425

mV

350

450

mV

350

500

mV

VB Dropout = VB–VOUT

1.8

2.10

V

1.8

2.20

V

1.8

2.35

V

Short Circuit Current Limit

3.3

4.5

A

VB Current

6

9

mA

18

60

mA

VIN Current

2.94

2.97

A

UC382-1 Fixed 1.5V, 3A Family

UC382-1

1.485

1.500

1.515

V

UC282-1 and UC182-1

1.470

1.500

1.515

V

Load Regulation

0.5

4

mV

VIN PSSR

80

100

dB

VB PSSR

55

65

dB

VIN Dropout Voltage = VIN–VOUT

350

425

mV

350

450

mV

350

500

mV

VB Dropout = VB–VOUT

1.8

2.10

V

1.8

2.20

V

1.8

2.35

V

Short Circuit Current Limit

3.3

4.5

A

VB Current

6

9

mA

18

60

mA

VIN Current

2.94

2.97

A

UC382-ADJ Adjustable, 3A Family

UC382-ADJ

1.188

1.200

1.212

V

UC282-ADJ and UC182-ADJ

1.176

1.200

1.212

V

Load Regulation

0.5

4

mV

VIN PSSR

VOUT Programmed for 2.5V

80

100

dB

VB PSSR

VOUT Programmed for 2.5V

50

60

dB

VIN Dropout Voltage = VIN–VOUT

350

425

mV

350

450

mV

350

500

mV

VB Dropout = VB–VOUT

1.8

2.10

V

1.8

2.20

V

Short Circuit Current Limit

3.3

4.5

A

VB Current

6

9

mA

18

60

mA

VIN Current

2.94

2.97

A