V

boldface type apply over full Operating Temperature Range. Datasheet min/max specification limits are guaranteed by design,

test, or statistical analysis.

Symbol

Parameter

Conditions

Min

Typ

Max

Units

GATE DRIVE

I

Q-BOOT

BOOT Pin Quiescent Current

V

18

90

µA

R

HG_UP

High-Side MOSFET Driver

Pull-Up ON resistance

V

3

Ω

R

HG_DN

High-Side MOSFET Driver

Pull-Down ON resistance

V

2

Ω

R

LG_UP

Low-Side MOSFET Driver

Pull-Up ON resistance

V

3

Ω

R

LG_DN

Low-Side MOSFET Driver

Pull-Down ON resistance

V

2

Ω

OSCILLATOR

F

SW

PWM Frequency

R

Ω

50

kHz

R

Ω

300

R

Ω

475

600

725

R

Ω

1000

D

Max High-Side Duty Cycle

F

F

F

80

76

73

%

LOGIC INPUTS AND OUTPUTS

V

STBY-IH

Standby High Trip Point

V

Rising

1.1

V

V

STBY-IL

Standby Low Trip Point

V

Falling

0.232

V

V

SD-IH

SD Pin Logic High Trip Point

V

1.3

V

V

SD-IL

SD Pin Logic Low Trip Point

V

0.8

V

V

PWGD-TH-LO

PWGD Pin Trip Points

FB Falling

0.408

0.434

0.457

V

V

PWGD-TH-HI

PWGD Pin Trip Points

FB Rising

0.677

0.710

0.742

V

V

PWGD-HYS

PWGD Hysteresis

FB Falling

FB Rising

60

90

mV

Note 1: Absolute maximum ratings indicate limits beyond which damage to the device may occur. Operating ratings indicate conditions for which the device

operates correctly. Opearting Ratings do not imply guaranteed performance limits.

Note 3: The human body model is a 100pF capacitor discharged through a 1.5k resistor into each pin.

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