LM5037MTSLASHNOPB datasheet(7/40 Pages) TI

7 / 40 page

LM5037

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SNVS578D – NOVEMBER 2008 – REVISED MAY 2015

Electrical Characteristics (continued)

over operating free-air temperature range, VVIN = 48 V, VVCC = 10 V, RRT1/SYNC = 30.1 kΩ, RRT2 = 30.1 kΩ, VUVLO = 3 V (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ERROR AMPLIFIER

GBW

Gain bandwidth

MHz

DC gain

VFB = VCOMP

1.22

1.27

Input voltage

VFB = VCOMP, TA = 25°C

1.245

COMP pin sink capability

VFB = 1.5 V, VCOMP = 1 V

FB pin bias current

MAIN OUTPUT DRIVERS (OUTA AND OUTB PINS)

IOUT = 50 mA, (Source)

VVCC–0.5

VOH

High-level output voltage

IOUT = 50 mA, (Source), TA = 25°C

VVCC–0.25

IOUT = 100 mA (Sink)

0.5

VOL

Low-level output voltage

IOUT = 100 mA (Sink), TA = 25°C

0.2

tRISE

Rise time

CLOAD = 1 nF

tFALL

Fall time

CLOAD = 1 nF

IPEAK(src)

Peak source current

VVCC = 10 V

1.2

IPEAK(snk)

Peak source current

VVCC = 10V

1.2

THERMAL SHUTDOWN

TSD

Thermal shutdown threshold

165

°C

Thermal shutdown hysteresis

°C

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