5.5 Electrical Characteristics (continued)

VIN = 2.7V to 5.5V and VOUT = 5V to 16V, TJ = -40°C to 125°C , Typical values are at TJ = 25°C, unless otherwise noted.

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNIT

RDS(on)

Low-side FET on resistance

VIN = 3.3V, VOUT = 12V, TJ = 25°C

35

mΩ

High-side + Dis connect FET on

resistance

VIN = 3.3V, VOUT = 12V, TJ = 25°C

106

mΩ

CURRENT LIMIT

ILIM

Current Limit (Auto PFM)

VIN = 3V to 4.5V, VOUT = 5V to 16V, TJ =

-40°C to 125°C

3.4

3.8

4.3

A

Current Limit (Forced PWM)

VIN = 3V to 4.5V, VOUT = 5V to 16V, TJ =

-40°C to 125°C

3.28

3.6

4.0

A

EN, MODE, SDA, SCL, ADDR LOGICS

VIH

EN, MODE pin high level input voltage

1.2

V

VIL

EN, MODE pin low level input voltage

0.4

V

VHYS

EN, MODE pin Hysteresis

100

mV

VIH

ADDR, SDA, SCL pin high level input

voltage

1.2

V

VIL

ADDR, SDA, SCL pin low level input

voltage

0.4

V

TDEGLITCH

EN, MODE deglitch time rising / falling

VIN = 3.3V, VOUT = 12V, TJ = 25°C

13

µs

RPD

EN, MODE pulldown resistor

VIN = 3.3V, VOUT = 12V, TJ = 25°C

800

kΩ

SWITCHING CHARACTER

fSW

Switch frequency

VIN = 3V to 4.5V, VOUT = 5V to 12V, TJ =

-40°C to 125°C

1.2

1.5

1.7

MHz

fSW_FOLD

Switch frequency foldback

VIN = 3.3V, TJ = -40°C to 125°C

470

535

600

kHz

VFSW_LOW

Threshold for fsw foldback (1.5 MHz

normal)

VIN = 3.3V, TJ = -40°C to 125°C

15%

20%

25%

%

VFSW_LOW_H

SY

Hysteresis for fsw foldback

VIN = 3.3V, TJ = 25°C

150

mV

TIMING

tON_MIN

Minimum on time

VIN = 3.3V, TJ =-40°C to 125°C

75

95

ns

tSS

Soft-start time

VIN = 3.3V, VOUT = 12V, TJ = 25°C

1.2

1.5

1.8

ms

tSCP

SCP deglitch time

VIN = 3.3V, VOUT = 12V, TJ = 25°C

135

µs

ERROR AMPLIFIER

VCOMPH

COMP output high voltage Auto PFM

VIN = 3.3V, VOUT = 12V, TJ = 25°C, VFB =

VREF - 200mV

1.4

V

COMP output high voltage Forced PWM

VIN = 3.3V, VOUT = 12V, TJ = 25°C, VFB =

VREF - 200mV

1.5

V

VCOMPL

COMP output low voltage Auto PFM

VIN = 3.3V, V°OUT = 12V, TJ = 25°C, VFB =

VREF + 200mV

0.8

V

COMP output low voltage Forced PWM

VIN = 3.3V, VOUT = 12V, TJ = 25°C, VFB =

VREF + 200mV

0.6

V

Gm

Error amplifier trans conductance

VIN = 3.3V, VOUT = 12V, TJ = 25°C

175

µs

ISINK_EA

Sink current of COMP

VIN = 3.3V, TJ = 25°C, VFB = VREF + 200mV

20

µA

ISOURCE_EA

Source current of COMP

VIN = 3.3V, TJ = 25°C, VFB = VREF - 200mV

20

µA

PROTECTION

VREF_OVP

Reference Overvoltage protection

VIN = 2.7V to 5.5V, TJ = -40°C to 125°C

1.20

1.25

1.30

Vref

VOUT_OVP

Output overvoltage protection threshold

VIN = 2.7V to 5.5V, TJ = -40°C to 125°C

16.5

17.3

18

V

THERMAL

TSD

Thermal shutdown threshold

VIN = 3.3V, VOUT = 12V

150

C

TSD_HYS

Thermal shutdown hysteresis

VIN = 3.3V, VOUT = 12V

20

C

TPS61371

SLVSI31 – APRIL 2026

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