SM74104 datasheet(5/25 Pages) TI

Teilenummer	SM74104

Bauteilbeschribung	SM74104 High Voltage Half-Bridge Gate Driver with Adaptive Delay

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SM74104

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SNOSBA3D – JUNE 2011 – REVISED MAY 2015

11 Electrical Characteristics

Over operating junction temperature range, VDD = VHB = 12 V, VSS = VHS = 0 V, RT = 100 kΩ, no load on LO or HO, unless

otherwise specified.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY CURRENTS

IDD

VDD Quiescent Current

LI = HI = 0V

0.4

0.6

mA

IDDO

VDD Operating Current

f = 500 kHz

1.9

3

mA

IHB

Total HB Quiescent Current

LI = HI = 0V

0.06

0.2

mA

IHBO

Total HB Operating Current

f = 500 kHz

1.3

3

mA

IHBS

HB to VSS Current, Quiescent

VHS = VHB = 100V

0.05

10

µA

IHBSO

HB to VSS Current, Operating

f = 500 kHz

0.08

mA

INPUT PINS

VIL

Low Level Input Voltage Threshold

0.8

1.8

V

VIH

High Level Input Voltage Threshold

1.8

2.2

V

RI

Input Pulldown Resistance

100

200

500

k

Ω

TIME DELAY CONTROLS

VRT

Nominal Voltage at RT

2.7

3

3.3

V

IRT

RT Pin Current Limit

RT = 0V

0.75

1.5

2.25

mA

TD1

Delay Timer, RT = 10 k

Ω

58

90

130

ns

TD2

Delay Timer, RT = 100 k

Ω

140

200

270

ns

UNDER VOLTAGE PROTECTION

VDDR

VDD Rising Threshold

6.0

6.9

7.4

V

VDDH

VDD Threshold Hysteresis

0.5

V

VHBR

HB Rising Threshold

5.7

6.6

7.1

V

VHBH

HB Threshold Hysteresis

0.4

V

BOOT STRAP DIODE

VDL

Low-Current Forward Voltage

IVDD-HB = 100 µA

0.60

0.9

V

VDH

High-Current Forward Voltage

IVDD-HB = 100 mA

0.85

1.1

V

RD

Dynamic Resistance

IVDD-HB = 100 mA

0.8

1.5

Ω

LO GATE DRIVER

VOLL

Low-Level Output Voltage

ILO = 100 mA

0.25

0.4

V

VOHL

High-Level Output Voltage

ILO = –100 mA

0.35

0.55

V

VOHL = VDD – VLO

IOHL

Peak Pullup Current

VLO = 0V

1.6

A

IOLL

Peak Pulldown Current

VLO = 12V

1.8

A

HO GATE DRIVER

VOLH

Low-Level Output Voltage

IHO = 100 mA

0.25

0.4

V

VOHH

High-Level Output Voltage

IHO = –100 mA,

0.35

0.55

V

VOHH = VHB – VHO

IOHH

Peak Pullup Current

VHO = 0V

1.6

A

IOLH

Peak Pulldown Current

VHO = 12V

1.8

A

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