參數(shù)資料
型號: 1N746A
廠商: MOTOROLA INC
元件分類: 參考電壓二極管
英文描述: 500mW DO-35 Glass Zener Voltage Regulator Diode(500mW,電壓工作范圍1.8-200V的DO-35封裝齊納穩(wěn)壓二極管)
中文描述: 3.3 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-204AH
封裝: HERMETIC SEALED, GLASS, DO-35, 2 PIN
文件頁數(shù): 2/8頁
文件大?。?/td> 69K
代理商: 1N746A
GENERAL DATA — 500 mW DO-35 GLASS
Motorola TVS/Zener Device Data
6-2
500 mW DO-35 Glass Data Sheet
ELECTRICAL CHARACTERISTICS
(TA = 25
°
C, VF = 1.5 V Max at 200 mA for all types)
Type
Number
(Note 1)
Nominal
Zener Voltage
VZ @ IZT
(Note 2)
Volts
Test
Current
IZT
mA
Maximum Zener Impedance
ZZT @ IZT
(Note 3)
Ohms
Maximum
DC Zener Current
IZM
(Note 4)
mA
Maximum Reverse Leakage Current
TA = 25
°
C
IR @ VR = 1 V
μ
A
TA = 150
°
C
IR @ VR = 1 V
μ
A
1N746A
1N747A
1N748A
3.3
3.6
3.9
20
20
20
28
24
23
110
100
95
10
10
10
30
30
30
1N749A
1N750A
1N751A
1N752A
1N753A
1N754A
4.3
4.7
5.1
5.6
6.2
6.8
20
20
20
20
20
20
22
19
17
11
7
5
85
75
70
65
60
55
2
2
1
1
30
30
20
20
20
20
0.1
0.1
1N755A
1N756A
1N757A
1N758A
1N759A
7.5
8.2
9.1
10
12
20
20
20
20
20
6
8
10
17
30
50
45
40
35
30
0.1
0.1
0.1
0.1
0.1
20
20
20
20
20
NOTE 1. TOLERANCE AND VOLTAGE DESIGNATION
Tolerance Designation
The type numbers shown have tolerance designations as follows:
1N4370A series:
±
5% units, C for
±
2%, D for
±
1%.
1N746A series:
±
5% units, C for
±
2%, D for
±
1%.
1N957B series:
±
5% units, C for
±
2%, D for
±
1%.
NOTE 2. ZENER VOLTAGE (VZ) MEASUREMENT
Nominal zener voltage is measured with the device junction in thermal equilibrium at the lead
temperature of 30
°
C
±
1
°
C and 3/8
lead length.
NOTE 3. ZENER IMPEDANCE (ZZ) DERIVATION
ZZT and ZZK are measured by dividing the ac voltage drop across the device by the ac current
applied. The specified limits are for IZ(ac) = 0.1 IZ(dc) with the ac frequency = 60 Hz.
NOTE 4. MAXIMUM ZENER CURRENT RATINGS (IZM)
Values shown are based on the JEDEC rating of 400 mW. Where the actual zener voltage
(VZ) is known at the operating point, the maximum zener current may be increased and is
limited by the derating curve.
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