TPS5130

SLVS426 – MAY 2002

www.ti.com

3

RECOMMENDED OPERATING CONDITIONS

MIN

NOM

MAX

UNIT

VIN

4.5

28

Supply voltage

LDO_IN

1.1

3.6

V

Su

ly voltage

REG5V_IN

4.5

5.5

V

OUT1/2/3_u,LH1/2/3

–0.1

33

VIN_SENSE1/2/3

4.5

28

STBY_LDO, LL1/2/3, TRIP, STBY_VREF3.3/5

–0.1

28

Input voltage, VI

LDO_GATE

–0.1

8

V

In ut voltage, VI

INV1/2/3, INV_LDO, CT, PWM_SEL, FLT, PG_DELAY, SS_STBY1/2/3

–0.1

6

V

PGOUT, FB1/2/3, OUT1/2/3_d

–0.1

5.5

LDO_CUR, LDO_OUT

–0.1

3.5

Oscillator frequency, fosc

300

500

kHz

Operating free-air temperature, TA

–40

85

°C

ELECTRICAL CHARACTERISTICS

over operating free-air temperature range, V(VIN) = V(VIN_SENSE12) = V(VIN_SENSE3) = 12 V (unless otherwise noted)

Supply Current

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ICC

Supply current

TA = 25°C, V(LDO_IN) = 3.6 V,

V(CT) = V(INVx) = V(INV_LDO) = 0 V,

V(PWM_SEL) = 0 V

2

3

mA

ICC(STBY)

Standby current

V(SS_STBYx) = 0 V, V(STBY_LDO) = 0V,

V(STBY_VREF3.3/5) = 5 V

150

250

µA

ICC(S)

Shutdown current

V(SS_STBYx) = 0 V, V(STBY_LDO) = 0V,

V(STBY_VREF3.3/5) = 0 V

0.001

10

µA

Reference Voltage

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Vref

Reference voltage

0.85

V

TA = 25°C,

Iref = 50 µA

–1.5%

1.5%

Vref(tol) Reference voltage tolerance

TA = 0°C to 85°C,

Iref = 50 µA

–2%

2%

Vref(tol) Reference voltage tolerance

TA = –40°C to 85°C,

Iref = 50 µA

–2.5%

2.5%

Lineregulation

V(VIN) = 4.5 V to 28 V,

Iref = 50 µA

0.05

5

mV

Loadregulation

Iref = 0.1 µA to 1 mA

0.15

5

mV

5 V Internal Switch

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VT(LH)

Threshold voltage

High

REG5V IN voltage

4.2

4.8

V

VT(HL)

Threshold voltage

Low

REG5V_IN voltage

4.1

4.7

V

Vhys

Hysteresis

REG5V_IN voltage

30

200

mV

VREF5

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VO

Output voltage

IO = 0 mA to 50 mA,

V(VIN) = 5.5 V to 28 V,

TA = 25°C

4.8

5.2

V

Lineregulation

V(VIN) = 5.5 V to 28 V,

IO = 10 mA

20

mV

Loadregulation

IO = 1 mA to 10 mA,

V(VIN) = 5.5 V

40

mV

IOS

Short-circuit output current

V(VREF5) = 0 V,

TA = 25°C

65

mA

VT(LH)

UVLO threshold voltage

High

VREF5 voltage

3.6

4.2

V

VT(HL)

UVLO threshold voltage

Low

VREF5 voltage

3.5

4.1

V

Vhys

Hysteresis

VREF5 voltage

30

200

mV