BRT21 데이터 시트보기 (PDF) - Vishay Semiconductors

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BRT21

Optocoupler, Phototriac Output, Zero Crossing

Vishay Semiconductors 

BRT21/ 22/ 23

Vishay Semiconductors

Typical Characteristics (Tamb = 25 °C unless otherwise specified)

2.0

IFth Normalized to IFth @ PF = 1.0

Ta = 25°C

1.8

1.6

1.4

1.2

1.0

0.8

0.0 0.2 0.4 0.6 0.8 1.0 1.2

iil410_02

PF - Power Factor

Figure 2. Normalized LED Trigger Current vs. Power Factor

150

100

50

iil410_05

0

-60 -40 -20 0 20 40 60

Ta - Ambient Temperature - °C

80 100

Figure 5. Maximum LED Power Dissipation

1.4

1.3

Ta = -55°C

1.2

1.1

Ta = 25°C

1.0

0.9

Ta = 85°C

0.8

0.7

.1

1

10

100

iil410_03

IF - Forward Current - mA

Figure 3. Forward Voltage vs. Forward Current

IT = f(VT),

parameter: Tj

iil410_06

Figure 6. Typical Output Characteristics

10000

1000

100

Duty Factor

.005

.01

.02

.05

.1

.2

.5

τ

t

DF =τ/t

ITRMS=f(TA),

RthJA=150 K/W

Device switch

soldered in pcb

or base plate.

10

10-6 10-5 10-4 10-3 10-2 10-1 10 0 101

iil410_04

t -LED Pulse Duration -s

iil410_07

Figure 4. Peak LED Current vs. Duty Factor, Tau

Figure 7. Current Reduction

Document Number 83690

Rev. 1.4, 10-Jan-05

www.vishay.com

5

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