1SMA4749A

更新时间： 2024-02-20 02:00:01

品牌	Logo	应用领域
EIC		二极管齐纳二极管
页数	文件大小	规格书
2页	35K
描述
SURFACE MOUNT ZENER DIODES

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数据手册

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1SMA4749A 数据手册

SURFACE MOUNT

ZENER DIODES

1SMA4728A-1SMA4764A

: 3.3 - 100Volts

: 1 Watt

SMA (DO-214AC)

1.1 ± 0.3

FEATURES :

* Complete voltage range 3.3 to 100 volts

* High peak reverse power dissipation

* High reliability

0.2 ± 0.07

1.2 ± 0.2

* Low leakage current

2.1 ± 0.2

* Standard zener voltage tolerance is ± 5%.

* Pb / RoHS Free

2.6 ± 0.15

MECHANICAL DATA

2.0 ± 0.2

* Case : SMA (DO-214AC) Molded plastic

* Epoxy : UL94V-O rate flame retardant

* Lead : Lead formed for Surface mount

* Polarity : Color band denotes cathode end

* Mounting position : Any

Dimensions in millimeter

* Weight : 0.064 gram

MAXIMUM RATINGS

Rating at 25 °C ambient temperature unless otherwise specified

Rating

DC Power Dissipation at TL = 75 °C (Note1)

Maximum Forward Voltage at IF = 200 mA

Junction Temperature Range

Symbol

Value

Unit

1.0

1.2

°C

- 55 to + 150

Storage Temperature Range

Note :

(1) P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads.

Fig. 1 MAXIMUM CONTINUOUS POWER DERATING

1.25

1.00

0.75

0.50

0.25

P.C.B. Mounted on

0.31x0.31x0.08" (8x8x2mm)

copper areas pads

100

125

150

175

TL, LEAD TEMPERATURE (°C)

Page 1 of 2

Rev. 02 : April 1, 2005

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