Datasheet > 1SMAF4742A

1SMAF4742A

更新时间： 2024-11-21 12:57:07

品牌	Logo	应用领域
森美特 - SUNMATE		/
页数	文件大小	规格书
2页	309K
描述
1W patch zener diode SMA 12V series

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中文翻译

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数据手册

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1SMAF4742A 数据手册

1SMAF4728A - 1SMAF4764A

SURFACE MOUNT SILICON ZENER DIODES

VOLTAGE RANGE: 3.3V - 100V

POWER: 1.0Wa t t s

Features

Complete voltage range 3.3 to 100 volts

High peak reverse power dissipation

High reliability

Low leakage current

! Standard zener voltage tolerance is ± 5

Mechanical Data

SMAF

Dim Min Max Typ

! Case: SMAF,Molded Plastic

4.75 4.85

3.68 3.72

4.80

3.70

2.60

1.00

! Terminals: Solder Plated, Solderable

2.57

2.63

per MIL-STD-750, Method 2026

0.097 1.03

1.38 1.42 1.40

0.13 0.17 0.15

0.63 0.67 0.65

Polarity:Color band denotes cathode end

Mounting Position:Any

All Dimensions in mm

Weight:0.0018 ounce, 0.064 grams

@ T_A= 25°C unless otherwise specified

Maximum Ratings

Rating

Symbol

Value

Unit

DC Power Dissipation at T_L= 50 C (Note1)

P_D

1.0

Watt

Maximum Forward Voltage at I_F= 200 mA

Maximum Thermal Resistance Junction to Ambient Air (Note2)

Junction Temperature Range

V_F

1.2

Volts

K / W

R JA

170

T_J

- 55 to + 175

Storage Temperature Range

Note :

(1) TL = Lead temperature at 3/8 " (9.5mm) from body

(2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case.

Fig. 1 MAXIMUM CONTINUOUS POWER DERATING

1.25

1.00

0.75

0.50

P.C.B. Mounted on

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

copper areas pads

0.25

100

125

150

175

TL, LEAD TEMPERATURE (°C)

1 of 2

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