TLE8457CSJ datasheet(20/31 Pages) INFINEON

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Data Sheet

Rev. 1.1

2018-10-15

TLE8457C / TLE8457D

LIN Transceiver with integrated voltage regulator

Electrical characteristics

6.1

Functional device characteristics

Table 6

Electrical characteristics

5.5 V < VS <28 V; RLIN = 500 Ω; -40°C < Tj < 150°C;

all voltages with respect to ground; positive current flowing into pin1); unless otherwise specified.

Parameter

Symbol

Values

Unit Note or Test Condition

Number

Min. Typ. Max.

Current Consumption

Current consumption at VS,

transmitter in recessive state

IS,rec

0.1

0.3

0.7

mA ICC =50 µA; without RLIN;

TxD = “high”; VBUS = VS;

NRST=”high”

P_6.1.1

Current consumption at VS,

transmitter in dominate state

IS,dom

0.1

1.0

3.0

mA ICC =50 µA; without RLIN;

TxD = “low”; VBUS =0 V;

NRST=”high”

P_6.1.2

Current consumption at VS,

dominate state

IS,dom_max

mA ICC = 70 mA; without RLIN;

TxD = “low”; VBUS =0 V;

NRST=”high”

P_6.1.3

Current consumption at VSin

standby mode

IS,standby = IS - ICC

IS,standby

–20

µA

Standby mode;

ICC =50 µA;

VS = VBUS = 13.5 V;

NRST =TxD =“high”

P_6.1.4

Current consumption at VS in

sleep mode

IS,Sleep

–

µA

Sleep mode; VS = 13.5 V;

VBUS =VS; VCC =0 V

P_6.1.5

Current consumption at VSin

sleep mode. BUS shorted to

GND

IS,SC_GND

250

–

800

µA

Sleep Mode;

VS = 13.5 V; VBUS =0 V;

VCC =0 V

P_6.1.6

Power-up and power-down

Power-on reset level, VS on

VS,PON

––

3.0

–

P_6.1.7

Undervoltage threshold, VS on VS,UV,ON

4.7

5.15 5.5

Rising edge

P_6.1.8

Undervoltage threshold, VS off VS,UV,OFF

4.4

4.85 5.2

Falling edge

P_6.1.9

Undervoltage hysteresis on VS

VS,UV,hys = VS,UV,ON - VS,UV,OFF

VS,UV,hys

200

300

–

mV 2)

P_6.1.10

Undervoltage blanking time

tBLANK,UV

–10

–

µs

P_6.1.11

Enable input: EN

“High” level input voltage

VEN,ON

2–

–

P_6.1.12

“Low” level input voltage

VEN,OFF

––

0.8

–

P_6.1.13

Input hysteresis

VEN,hys

200

–

mV –

P_6.1.14

Pull-down resistance

REN

kΩ

–

P_6.1.15

Delay time for mode change,

EN → “low”

tMODE,LOW

–

µs

–

P_6.1.16

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