NTE5438 参数 Datasheet PDF下载

NTE5437 & NTE5438

Silicon Controlled Rectifier (SCR)

8 Amp

Description:

The NTE5437 and NTE5438 are silicon controlled rectifiers (SCR) in a TO220 type package designed

for general purpose high voltage applications where gate sensitivity is required.

Absolute Maximum Ratings:

(T

A

= +25°C unless otherwise specified)

Repetitive Peak Off–State Voltage (T

J

= –40° to +125°C, R

GK

= 1kΩ), V

DRM

, V

RRM

NTE5437 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V

NTE5438 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600V

On–State Current (All Conducting Angles, T

C

= +85°C), I

T(RMS)

. . . . . . . . . . . . . . . . . . . . . . . . . . . 8A

Average On–State Current (Half Cycle,

= 180°, T

C

= +85°C), I

T(AV)

. . . . . . . . . . . . . . . . . . . . 5.1A

Non–Repetitive On–State Current, I

TSM

Half Cycle, 60Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88A

Half Cycle, 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80A

Fusing Current (t= 10ms, Half Cycle), I

2

t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32A

2

s

Peak Reverse Gate Voltage (I

GR

= 50µA), V

GRM

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8V

Peak Gate Current (10µs Max), I

GM

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2A

Peak Gate Dissipation (10µs Max), P

GM

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5W

Gate Dissipation (20ms Max), P

G(AV)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5W

Oprating Junction Temperature Range, T

J

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C

Storage Temperature Range, T

stg

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C

Lead Temperature (During Soldering, 1.6mm from case, 10sec Max), T

L

. . . . . . . . . . . . . . . +250°C

Thermal Resistance, Junction–to–Case, R

thJC

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4K/W

Thermal Resistance, Junction–to–Ambient, R

thJA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60K/W

Electrical Characteristics:

(T

A

= +25°C unless otherwise specified)

Parameter

Off–State Leakage Current

Symbol

Test Conditions

T

J

= +125°C

T

J

= +25°C

Min

–

–

Max

0.5

5.0

Unit

mA

µA

I

DRM

, I

RRM

V

DRM

+ V

RRM

= Rated Voltage,

R

GK

= 1kΩ

Ω