L9637 datasheet(5/15 Pages) STMICROELECTRONICS

5 / 15 page

L9637

Electrical specification

Doc ID 1765 Rev 8

5/15

ISON

Supply VS current

VS  16 V; VLI, VTX = 0 V

1.2

ISOFF

 VK

high; VLI  VLIhigh

VTX

 VTX

high @ VS  12 V

120

220

µA

ISSB

VCC  0.5 V @ VS  12 V

µA

VKlow

Input voltage low state

RX output status LOW

4.5 V

 V

S  18 V

-24

0.45VS

RX output status LOW

18 V < VS

-24

VKhigh

Input voltage high state

RX output status HIGH

4.5 V

 V

S  18 V

0.55VS

-VS

RX output status HIGH

18 V < VS

VKhys

Input threshold hysteresis

VKhigh - VKlow

0.025

0.8

IKoff

Input current

@ VTX

 VTX

high

 V

S; VS, VCC  0 or

VS, VCC = open

-5

µA

RKON

Output ON impedance

@ VS  6.5 V

VTX

 VTX

low

IK  7 mA

(2)

-10



IKSC

Short circuit current

100

VTXlow

Input voltage LOW state

-24

VTXhigh

Input voltage HIGH state

2.5

VCC

RRXON

RLOON

Output ON impedance

 VK

low; VLI  VLIlow

VS  6.5 V IRX, LO  1 mA



IRXSC

ILOSC

Output short circuit current

VRXH

VLOH

Output voltage HIGH state

10M

  R

LRX

10M

  R

LLO

VCC-

0.25

VCC-

0.1

VCC-V

RLO

RRX

Output pull-up resistance

Output status = (HIGH)

-0.15 V

 VLO  V

CC + 0.15 V

-0.15 V

 VRX  V

CC + 0.15 V

510



RTX

Input pull up resistance

-0.15 V

 VTX  V

CC + 0.15 V



VLIlow

Input voltage LOW state

LO output status LOW

4.5 V

 V

S  18 V

LO output status LOW 18 V < VS

-24

0.45VS

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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