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L6258E

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

Supply Voltage

12

40

V

Logic Supply Voltage

4.75

5.25

V

Storage Voltage

V

Max Drop Across Sense Resistor

1.25

V

Power off Reset

Off Threshold

6

7.2

V

Power off Reset

Off Threshold

3.3

4.1

V

VS Quiescent Current

Both bridges ON, No Load

15

mA

VS Quiescent Current

Both bridges OFF

7

mA

VDD Operative Current

15

mA

25

°C

Thermal shutdown

150

°C

12.5

15

18.5

KHz

TRANSISTORS

Leakage Current

OFF State

500

µA

On Resistance

ON State

0.6

0.75

Ω

Flywheel diode Voltage

If =1.0A

1

1.4

V

CONTROL LOGIC

lnput Voltage

All Inputs

2

V

Input Voltage

All Inputs

0

0.8

V

Input Current (Note 1)

-150

+10

µA

Disable Pin Input Current

-10

+150

µA

operating

0

2.5

V

-2

5

µA

FI =

PWM Loop Transfer Ratio

2

DAC Full Scale Precision

1.23

1.34

V

Current Loop Offset

-30

+30

mV

DAC Factor Ratio

Normalized @ Full scale Value

-2

+2

%

SENSE AMPLIFIER

lnput Common Mode Voltage

Range

-0.7

V

Input Bias

sense1/sense2

-200

0

µA

ERROR AMPLIFIER

Open Loop Voltage Gain

70

dB

SR

Output Slew Rate

Open Loop

0.2

V/

µs

GBW

Gain Bandwidth Product

400

kHz