E-L6258EP datasheet(4/22 Pages) STMICROELECTRONICS

No. de pieza	E-L6258EP

Descripción Electrónicos	PWM CONTROLLED - HIGH CURRENT DMOS UNIVERSAL MOTOR DRIVER

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L6258EP

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Table 4. Electrical Characteristics (VS = 40V; VDD = 5V; Tj = 25°; unless otherwise specified.)

Note 1: This is true for all the logic inputs except the disable input.

(*) Chopping frequency is twice fosc value.

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

VS

Supply Voltage

12

40

V

VDD

Logic Supply Voltage

4.75

5.25

V

VBOOT

Storage Voltage

VS = 12 to 40V

VS+6

VS+12

V

VSense

Max Drop Across Sense Resistor

1.25

V

VS(off)

Power off Reset

Off Threshold

6

7.2

V

VDD(off)

Power off Reset

Off Threshold

3.3

4.1

V

IS(on)

VS Quiescent Current

Both bridges ON, No Load

15

mA

IS(off)

VS Quiescent Current

Both bridges OFF

7

mA

IDD

VDD Operative Current

15

mA

∆TSD-H Shut Down Hysteresis

25

°C

TSD

Thermal shutdown

150

°C

fosc

Triangular Oscillator Frequency (*) CFREF = 1nF

12.5

15

18.5

KHz

TRANSISTORS

IDSS

Leakage Current

OFF State

500

µA

Rds(on)

On Resistance

ON State

0.6

0.75

Ω

Vf

Flywheel diode Voltage

If =1.0A

1

1.4

V

CONTROL LOGIC

Vin(H)

lnput Voltage

All Inputs

2

VDD

V

Vin(L)

Input Voltage

All Inputs

0

0.8

V

Iin

Input Current (Note 1)

0 < Vin < 5V

-150

+10

µA

Idis

Disable Pin Input Current

-10

+150

µA

Vref1/ref2 Reference Voltage

operating

0

2.5

V

Iref

Vref Terminal Input Current

Vref = 1.25

-2

5

µA

FI =

Vref/Vsense

PWM Loop Transfer Ratio

2

VFS

DAC Full Scale Precision

Vref = 2.5V I0/I1/I2/I3 = L

1.23

1.34

V

Voffset

Current Loop Offset

Vref = 2.5V I0/I1/I2/I3 = H

-40

+40

mV

DAC Factor Ratio

Normalized @ Full scale Value

-2

+2

%

SENSE AMPLIFIER

Vcm

lnput Common Mode Voltage

Range

-0.7

VS+0.7

V

Iinp

Input Bias

sense1/sense2

-200

0

µA

ERROR AMPLIFIER

GV

Open Loop Voltage Gain

70

dB

SR

Output Slew Rate

Open Loop

0.2

V/

µs

GBW

Gain Bandwidth Product

400

kHz

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