UCC2915, UCC3915

15V PROGRAMMABLE HOT SWAP POWER MANAGER

SLUS198C – FEBUARY 2000 - REVISED - JUNE 2001

3

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics, these specifications apply for TA = –40°C to 85°C for the UCC2915 and

0

°C to 70°C for the UCC3915, VIN = 12 V, IMAX = 0.4 V, SHTDWN = 2.4 V, TA = TJ, (unless otherwise

stated)

supply

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

Voltage input range

7.0

15.0

V

Supply current

1.0

2.0

mA

Sleep mode current

SHTDWN = 0.2 V,

no load

100

150

µA

Output leakage

SHTDWN = 0.2 V

20

µA

NOTE 1: All voltages are with respect to GND. Current is positive into and negative out of the specified terminal.

output

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

IOUT = 1 A (10 V to 12 V)

0.15

0.3

V

IOUT = 2 A (10 V to 12 V)

0.3

0.6

V

Voltage drop

IOUT = 3 A (10 V to 12 V)

0.45

0.9

V

Voltage drop

IOUT = 1 A,

VIN = 7 V and 15 V

0.2

0.4

V

IOUT = 2 A,

VIN = 7 V and 15 V

0.4

0.8

V

IOUT = 3 A,

VIN = 7 V,

12 V MAX

0.6

1.2

V

Initial startup time

See Note 2

100

µs

Short circuit response

See Note 2

100

ns

Thermal shutdown

See Note 2

165

°C

Thermal hysteresis

See Note 2

10

°C

NOTE 1: All voltages are with respect to GND. Current is positive into and negative out of the specified terminal.

NOTE 2: Ensured by design. Not production tested.

DAC

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

Code = 0000–0011 (device off)

Code = 0100

0.07

0.25

0.45

A

Code = 0101

0.32

0.50

0.70

A

Code = 0110

0.50

0.75

0.98

A

Code = 0111

0.75

1.00

1.3

A

Trip current

Code = 1000

1.0

1.25

1.6

A

Tri current

Code = 1001

1.25

1.50

1.85

A

Code = 1010

1.5

1.75

2.15

A

Code = 1011

1.70

2.00

2.4

A

Code = 1100

1.90

2.25

2.7

A

Code = 1101

2.1

2.50

2.95

A

NOTE 1: All voltages are with respect to GND. Current is positive into and negative out of the specified terminal.