L6480H datasheet(9/73 Pages) STMICROELECTRONICS

Part #	L6480H

Description	The L6480, realized in analog mixed signal technology, is an advanced fully integrated solution suitable for driving two-phase bipolar stepper motors with microstepping.

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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L6480

Electrical data

Doc ID 023278 Rev 3

9/73

2

Electrical data

2.1

Absolute maximum ratings

Table 2.

Absolute maximum ratings

Symbol

Parameter

Test condition

Value

Unit

VDD

Logic interface supply voltage

5.5

V

VREG

Logic supply voltage

3.6

VS

Motor supply voltage

95

V

VCC

Low-side gate driver supply

voltage

18

V

VBOOT

Boot voltage

100

V

ΔVBOOT

High-side gate driver supply

voltage

0 to 20

V

VSREG

Internal VCC regulator supply

voltage

95

V

VCCREG

Internal VREG regulator

supply voltage

18

V

VOUT1A

VOUT2A

VOUT1B

VOUT2B

Full-bridge output voltage

DC

-5 to

VBOOT

V

AC

-15 to

VBOOT

SRout

Full-bridge outputs slew rate

(10% - 90%)

10

V/ns

VHVG1A

VHVG2A

VHVG1B

VHVG2B

High-side output driver

voltage

VOUT to

VBOOT

V

ΔVHVG1A

ΔVHVG2A

ΔVHVG1B

ΔVHVG2B

High-side output driver to

respective bridge output

voltage(VHVG - VOUT)

15

V

VLVG1A

VLVG2A

VLVG1B

VLVG2B

Low-side output driver voltage

VCC + 0.3

V

IGATE-

CLAMP

High-side gate voltage clamp

current capability

100

mA

VADCIN

Integrated ADC input voltage

range (ADCIN pin)

-0.3 to 3.6

V

Vout_diff

Differential voltage between

VBOOT, VS, OUT1A, OUT2A,

PGND and VBOOT, VS,

OUT1B, OUT2B, PGND pins

100

V

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