LT310

Rev.B

Letex Technology Corp.

Photo DMOS-FET Relay Specifications

Part Name: LT310

(Load voltage: 400V / Load current: 100mA)

Absolute Maximum Ratings (Ambient Temperature: 25℃)

Item

Symbol

Value

Units

Note

Input

Continuous LED Current

IF

50

mA

Peak LED Current

IFP

1000

mA

f=100Hz,

duty=1%

LED Reverse Voltage

VR

5

V

Input Power Dissipation

PIn

75

mW

Output

Load Voltage

VL

400

V(AC peak or DC)

Load Current

IL

100

mA

Peak Load Current

IPeak

0.6

A

100ms(1 pulse)

Output Power Dissipation

Pout

300

mW

Total Power Dissipation

PT

350

mW

I/O Breakdown Voltage

VI/O

1500

Vrms

RH=60%, 1min

Operating Temperature

TOpr

-40 to +85

℃

Storage Temperature

TStg

-40 to +100

℃

Pin Soldering Temperature

TSol

260

℃

10 sec max.

Electrical Specifications (Ambient Temperature: 25℃)

Item

Symbol

MIN.

TYP.

MAX.

Units

Conditions

Input

LED Forward Voltage

VF

1.2

1.4

V

IF=10mA

Operation LED Current

IF On

0.5

2.0

mA

Recovery LED Current

IF Off

0.35

0.5

mA

Recovery LED Voltage

VF Off

0.7

V

Output

On-Resistance

ROn

20

28

Ω

IF=5mA,IL=100mA,

Time to flow is

within 1 sec.

Off-State Leakage

Current

ILeak

1

uA

VL=Rating

Output Capacitance

COut

45

pF

VL=0, f=1MHz

Transmis

sion

Turn-On Time

TOn

0.23

0.5

ms

IF=5mA, IL=100mA,

Turn-Off Time

TOff

0.03

0.2

ms

Coupled

I/O Isolation Resistance

RI/O

10

10

Ω

DC500V

I/O Capacitance

CI/O

0.8

1.5

pF

f=1MHz