7.5 Electrical Characteristics

TJ = -40 to 125°C, L = 4.7 µH, VIN = 5 V and VOUT = 12 V. Typical values are at TJ = 25°C, (unless otherwise noted)

PARAMETE

R

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

POWER SUPPLY

VIN

Input voltage range

2.9

23

V

VIN_UVLO

VIN under voltage lockout threshold

VIN rising

2.8

2.9

V

VIN falling

2.6

2.7

V

VIN_HYS

VIN UVLO hysteresis

200

mV

IQ

Quiescent current into VOUT pin

IC enabled, no load, no switching

VIN =2.9V to 5.25V, VOUT = 25 V, VFB =

VREF + 0.1 V

80

110

µA

IQ

Quiescent current into VOUT pin

IC enabled, no load, no switching

VIN = 5.5 V to 23 V, VOUT = 25 V, VFB =

VREF + 0.1 V

2

8

µA

Quiescent current into VIN pin

IC enabled, no load, no switching

VIN =2.9V to 5.25V, VFB = VREF + 0.1 V

1.5

2

µA

IQ

Quiescent current into VIN pin

IC enabled, no load, no switching

VIN = 5.5 V to 23 V, VFB = VREF + 0.1 V

80

110

µA

VCC_UVLO

VCC UVLO threshold

VCC rising

2.75

V

VCC_HYS

VCC UVLO hysteresis

VCC hysteresis

160

mV

VCC

VCC regulation

IVCC = 4 mA, VOUT = 12 V

4.80

V

ISD

Shutdown current into VIN pin

IC disabled, VIN = 2.9 V to 23 V, EN =

GND

1.25

µA

ISW_LKG

Leakage current into SW

IC disabled, VP = 0 V, SW = 25 V,TJ up

to 85°C

2

uA

IVP_LKG

Leakage current into VP

IC disabled, VP = 25 V, SW = 0 V,TJ up

to 85°C

2

µA

IFB_LKG

Leakage current into FB

IC disabled, TJ up to 85°C

16

nA

OUTPUT VOLTAGE

VOVP

Output over-voltage protection threshold

VIN = 3.3 V, VOUT rising

26.5

27.5

28.6

V

VOVP_HYS

Output over-voltage protection hysteresis

VIN = 3.3 V, OVP threshold

0.9

V

VOLTAGE REFERENCE

VREF

Reference Voltage at FB pin

TJ = -40 to 125°C

0.985

1

1.015

V

POWER SWITCH

RDS(on)

Low-side MOSFET on resistance

VCC = 4.85 V,

50

mΩ

RDS(on)

ISO MOSFET on resistance

VCC = 4.85 V, ISEL = high

40

mΩ

RDS(on)

ISO MOSFET on resistance(scale)

VCC = 4.85 V, ISEL = low

160

mΩ

CURRENT LIMIT

ILIM_SW

Peak switching current limit

RLIM = 14.4 kΩ , ISEL=high ,VIN=2.9V to

23V

3.76

4.5

5.35

A

ILIM_SW

Peak switching current limit

RLIM = 14.4 kΩ , ISEL=low ,VIN=2.9V to

23V

1.7

2.5

3.3

A

ILIM_DC_Range Input DC current limit range

0.1

3

A

ILIM_DC_Accura

cy

Input DC current limit 1.5 A to 3.0 A

VIN = 5 V, VOUT = 12 V, TJ = 25°C

-2.5

2.5

%

ILIM_DC_Accura

cy

Input DC current limit 0.75 A to 1.5 A

VIN = 5 V, VOUT = 12 V, TJ = 25°C

-5

5

%

ILIM_DC_Accura

cy

Input DC current limit 0.1 A to 0.75 A

VIN = 5 V, VOUT = 12 V, TJ = 25°C

-10

10

%

ILIM_DC_Accura

cy

Input DC current limit 0.75 A to 3.0 A

VIN = 2.9 V to 23 V, VOUT = 4.5 V to 25

V, TJ = -40 to 125°C

-5

5

%

ILIM_DC_Accura

cy

Input DC current limit 0.2 A to 0.75 A

VIN = 2.9 V to 23 V, VOUT = 4.5 V to 25

V, TJ = -40 to 125°C

-10

10

%

ILIM_DC_Accura

cy

Input DC current limit 0.1 A to 0.2 A

VIN = 2.9 V to 23 V, VOUT = 4.5 V to 25

V, TJ = -40 to 125°C

-20

20

%

SWITCHING FREQUENCY

TPS61376

SLVSGQ1A – JANUARY 2022 – REVISED SEPTEMBER 2022

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