L6739 datasheet(10/30 Pages) STMICROELECTRONICS

10 / 30 page

Electrical specifications

L6739

10/30

DocID026384 Rev 1

Reference and error amplifier

Output voltage accuracy

Vout to FBG

-0.5

0.5

DC gain(1)

120

GBWP

Gain bandwidth product(1)

MHz

Slew rate(1)

8V/

s

Gate driver

RBOOT

Boot switch resistance



IUGATE

HS Source current(1)

BOOT - PHASE = 5.5 V;

CUGATE to PHASE = 3.3 nF

RUGATE

HS sink resistance

BOOT - PHASE = 5.5 V; 100 mA

1.0

1.5



ILGATE

LS source current(1)

VCCDR = 5.5 V;

CLGATE to GND = 5.6 nF

RLGATE

LS sink resistance

VCCDR = 5.5 V; 100 mA

0.5



Current sense amplifier

VOCTH

OC current threshold

CSP - CSN; 7x masking

PGOOD and protection

PGOOD

OVP threshold

VSEN rising

0.890

0.920

0.950

Un-latch, VSEN falling

0.350

0.400

0.450

UVP threshold

VSEN falling

0.570

0.600

0.630

Overtemperature protection

OTP

Thermal shutdown

threshold(1)

140

°C

Thermal shutdown

hysteresis(1)

°C

1. Guaranteed by design, not subject to test.

Table 6. Electrical characteristics (continued)

(VCC = 12 V; VCCDR = open; TA = 25 C unless otherwise specified)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

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