器件名称: 1N4748A
功能描述: SILICON ZENER DIODES
文件大小: 105.77KB 共2页
简 介:1N4728A - 1N4764A Z1110A - Z1300A
VZ : 3.3 - 300 Volts PD : 1 Watt
FEATURES :
* Complete voltage range 3.3 to 300 Volts * High peak reverse power dissipation * High reliability * Low leakage current * Pb / RoHS Free
SILICON ZENER DIODES
DO - 41
0.107 (2.7) 0.080 (2.0)
1.00 (25.4) MIN.
0.205 (5.2) 0.166 (4.2)
MECHANICAL DATA
* Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.335 gram
Rating at 25 °C ambient temperature unless otherwise specified 0.034 (0.86) 0.028 (0.71)
1.00 (25.4) MIN.
Dimensions in inches and ( millimeters )
MAXIMUM RATINGS
Rating
DC Power Dissipation at TL = 50 °C (Note1) Maximum Forward Voltage at I F = 200 mA Maximum Thermal Resistance Junction to Ambient Air (Note2) Junction Temperature Range Storage Temperature Range
Symbol
PD VF RJA TJ TSTG
Value
1.0 1.2 170 - 55 to + 175 - 55 to + 175
Unit
Watt Volts K/W °C °C
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 POWER TEMPERATURE DERATING CURVE PD, MAXIMUM DISSIPATION (WATTS) 1.25
L = 3/8" (9.5mm)
1.00 0.75 0.50 0.25 0 25 50 75 100 125 TL, LEAD TEMPERATURE (°C) 150 175
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Rev. 05 : May 27, 2006
ELECTRICAL CHARACTERISTICS (Rating at 25 °C ambient temperature unless otherwise specified)
Nominal Zener……
