SFH6345-X001 datasheet(3/10 Pages) VISHAY

Part #	SFH6345-X001

Description	Analog High Speed Coupler, High Noise Immunity, 1 MBd, 15 kV/μs

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Manufacturer	VISHAY [Vishay Siliconix]

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3 / 10 page

SFH6345

www.vishay.com

Vishay Semiconductors

Rev. 2.2, 03-Aug-15

3

Document Number: 83680

For technical questions, contact: optocoupleranswers@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Fig. 1 - Switching Times (Typ.)

Fig. 2 - Common Mode Transient Immunity

CURRENT TRANSFER RATIO (Tamb = 25 °C, unless otherwise specified)

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Current transfer ratio

IF = 16 mA, VO = 0.4 V, VCC = 4.5 V

CTR

19

30

-

%

IF = 16 mA, VO = 0.5 V, VCC = 4.5 V,

Tamb = 0 °C to 70 °C

CTR

15

-

%

SWITCHING CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Propagation delay time

(high to low), see fig. 1

IF = 16 mA, VCC = 5 V, RL = 1.9 k

Ω

tPHL

-0.3

0.8

μs

Propagation delay time

(low to high), see fig. 1

IF = 16 mA, VCC = 5 V, RL = 1.9 k

Ω

tPLH

-0.3

0.8

μs

COMMON MODE TRANSIENT IMMUNITY (Tamb = 25 °C, unless otherwise specified)

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Common mode transient immunity

(high), see fig. 2

IO = 0 mA, VCM = 1500 VP-P,

RL = 1.9 k

Ω, VCC = 5 V

|CMH|

15 000

30 000

-

V/μs

Common mode transient immunity

(low), see fig. 2

IO = 16 mA, VCM = 1500 VP-P,

RL = 1.9 k

Ω, VCC = 5 V

|CML|

15 000

30 000

-

V/μs

isfh6345_01

VOL

t

5V

1.5 V

VO

IF

tPHL

tPLH

V O

R L

5V

Pulse generator

ZO = 50 Ω

tr,t f =5n s

duty cycle 10 %

t

≤ 100 µs

C L = 15 pF

IF monitor

1

2

3

4

8

7

6

5

IF

100

Ω

C = 100 nF

isfh6345_02

VCM

VO

5V

0V

V

OL

90 %

10 %

90 %

10 %

tf

t

A: IF = 0 mA

tr

B: IF = 16 mA

V O

R L

5V

C = 0.1 µF

1

2

3

4

8

7

6

5

B

VCC

IF

A

Pulse generator

VCM

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