參數(shù)資料
型號(hào): 1N4749A-B
廠商: DIODES INC
元件分類: 齊納二極管
英文描述: 24 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41
封裝: ROHS COMPLIANT, GLASS PACKAGE-2
文件頁(yè)數(shù): 1/3頁(yè)
文件大小: 99K
代理商: 1N4749A-B
DS18007 Rev. 14 - 2
1 of 3
1N4728A - 1N4761A
www.diodes.com
Diodes Incorporated
1N4728A - 1N4761A
1.0W ZENER DIODE
Characteristic
Symbol
Value
Unit
Zener Current (see Table page 2)
IZ
Pd / VZ
mA
Power Dissipation
Derate Above 50°C
(Note 1)
Pd
1.0
6.67
W
mW/°C
Thermal Resistance - Junction to Ambient Air
RqJA
175
°C/W
Forward Voltage @ IF = 200 mA
VF
1.2
V
Operating and Storage Temperature Range
Tj,TSTG
-65 to + 200
°C
Note:
1. Valid provided that leads are kept at TL @ 50
°C with lead length = 9.5mm (3/8”) from case.
2. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see
Maximum Ratings
Mechanical Data
1.0 Watt Power Dissipation
3.3V - 75V Nominal Zener Voltage
Standard VZ Tolerance is 5%
Lead Free Finish, RoHS Compliant (Note 2)
Case: DO-41
Case Material: Glass. UL Flammability Classification Rating
94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Finish
Bright Tin. Solderable per MIL-STD-202,
Method 208
Polarity: Cathode Band
Marking: Type Number
Weight: 0.35 grams (approximate)
A
B
C
D
DO-41 Glass
Dim
Min
Max
A
25.40
B
4.70
C
0.863
D
2.71
All Dimensions in mm
Features
@ TA = 25°C unless otherwise specified
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