L6390D datasheet(11/25 Pages) STMICROELECTRONICS

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DocID14493 Rev 11

11/25

L6390

Electrical characteristics

Table 7. Op amp characteristics(1) (VCC = 15 V, TJ = +25 °C)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Vio

6, 9

Input offset voltage

Vic = 0 V, Vo = 7.5 V

Iio

Input offset current

Vic = 0 V, Vo = 7.5 V

Iib

Input bias current(2)

100

200

Vicm

Input common mode voltage

range

VCC-4

VOPOUT

Output voltage swing

OPOUT = OP-; no load

0.07

VCC-4

Output short-circuit current

Source, Vid = +1; Vo = 0 V

Sink,Vid = -1; Vo = VCC

Slew rate

Vi = 1  4 V; CL = 100 pF;

unity gain

2.5

3.8

s

GBWP

Gain bandwidth product

Vo = 7.5 V

MHz

Avd

Large signal voltage gain

RL = 2 k

SVR

Supply voltage rejection ratio vs. VCC

CMRR

Common mode rejection

ratio

-55

1. The operational amplifier is disabled when VCC is in UVLO condition.

2. Input bias current flows out the IC leads.

Table 8. Sense comparator characteristics(1) (VCC = 15 V, TJ = +25 °C)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Iib

Input bias current

VCP+ = 1 V

A

VOL

Open drain low level output

voltage

IOD = - 3 mA

0.5

RON_OD

Open drain ON resistor

125

167



td_comp

Comparator delay

SD/OD pulled to 5 V

through 100 k

 resistor

130

Slew rate

CL = 180 pF; Rpu = 5 k

-60

s

1. The comparator is disabled when VCC is in UVLO condition.

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