UPC1944J datasheet(4/7 Pages) NEC

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Data Sheet G10239EJ3V0DS00

µµµµ PC1943,1944

TYPICAL CHARACTERISTIC (TA = +25

°°°°C, unless otherwise specified. Nominal)

PT vs TA ( I )

100

200

300

400

500

600

100

125

150

PC1944J

PC1944GR

PC1943T,

1944T

260

°C/W

315

°C/W

TA - Operating Ambient Temperature -

°C

PT vs TA ( II )

0.5

1.0

1.5

2.0

100

125

150

PC1943T, 1944T

with 16 cm

× 0.7 mm

ceramic substrate

TA - Operating Ambient Temperature -

°C

20406080

100 120

−20

−40

−10

IK = 10 mA

VKA = VREF

TA - Operating Ambient Temperature -

°C

VREF vs TA

∆

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.0

2.0

VKA = VREF

VKA - Cathode Voltage - V

IK vs VKA ( I )

0.5

1.0

1.5

VKA = VREF

VKA - Cathode Voltage - V

IK vs VKA (II)

−10

−20

−30

−1.0

−0.8

−0.6

−0.4

−0.2

VKA = VREF

VKA - Cathode Voltage - V

IK vs VKA (III)

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