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Absolute Maximum Ratings

Electrical Characteristics

Parameter

Symbol

Conditions

MIN

TYP

MAX

Unit

Input

Pick-up Voltage

Vpu

It=1Arms

4

VDC

Input current

Iin

Vin=5-12V

5

25

mA

On-state Voltage

1.5

Vrms

Operating Current

Iop

Vout=240Vrms

50

Leakage Current

I leak

Vout=240Vrms

7

Critical rate of rise of off-state Voltage

dv/dt

See Note 1

50

200

Zero-cross Voltage

Yes

Load Voltage Rating

Vout

50

280

VAC

Minimum trigger current

10

mA

Isolation resistance input to output

DC500V

10

10

Turn-on time

Ton

60Hz AC

8.3

mS

Turn-off time

Toff

60Hz AC

8.3

mS

Thermal resistance (between junction and case)

Rth (j-C) I

1.3

KSD205AC3

Solid State Relay

Schematic : Top View

Features

1. Molded epoxy body.

2. Zero crossing circuit.

3. High input/output insulation.

4. Small size and light weight.

5. Can be installed directly on the PC board.

6. Fast reactive speed.

7. Normally open.

Applications

1. Household Appliances.

2. Temperature Control System.

3. Industrial Automatic Control.

4. Lighting System.

5. Office Appliances.

6. Factory Appliances.

Parameter

Symbol

Rating

Unit

Input

Input Signal Voltage

5~12

VDC

Drop-out Voltage

Vdo

1

VDC

RMS on-state current

5

Arms

Peak one cycle surge current (8.3 ms)

Isurge

50

A

Repetitive peak-off state Voltage

600

V

Operating frequency

f

47~70

Hz

Critical rate of rise of on-state current

di/dt

50

Load supply voltage

Vout

250

Vrms AC

Isolation Voltage input to output

Viso

4000

Vrms

Operating Temperature

Topr

-30~100

Storage Temperature

Tstg

-30~125

Soldering Temperature 10 Sec

Tsol

260

Output

(Ta=25

°C)

(Ta=25

°C)

A/

μS

V/

μS

Output

mArms

mArms

Note1：Output (dv/dt) protection is provided in all models, and they are designed to switch resistive or inductive loads to 0.2 power factor. The dv/dt rating is based on source impedance of 50 ohms.