參數(shù)資料
型號: MMSZ4705T3
廠商: ON SEMICONDUCTOR
元件分類: 齊納二極管
英文描述: 18 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE
封裝: PLASTIC, CASE 425-04, 2 PIN
文件頁數(shù): 4/6頁
文件大?。?/td> 74K
代理商: MMSZ4705T3
MMSZ4678T1 Series
http://onsemi.com
4
TYPICAL CHARACTERISTICS
VZ
,TEMPERATURE
COEFFICIENT
(mV/
C)°
θ
VZ, NOMINAL ZENER VOLTAGE (V)
3
2
1
0
1
2
3
4
5
6
7
8
12
11
10
9
8
7
6
5
4
3
2
Figure 1. Temperature Coefficients
(Temperature Range 55
°C to +150°C)
TYPICAL TC VALUES
VZ @ IZT
VZ
,TEMPERATURE
COEFFICIENT
(mV/
C)°
θ
100
10
1
10
100
VZ, NOMINAL ZENER VOLTAGE (V)
Figure 2. Temperature Coefficients
(Temperature Range 55
°C to +150°C)
VZ @ IZT
1.2
1.0
0.8
0.6
0.4
0.2
0
150
125
100
75
50
25
0
T, TEMPERATURE (5C)
Figure 3. Steady State Power Derating
PD versus TA
PD versus TL
P pk
,PEAK
SURGE
POWER
(W
ATTS)
0.1
PW, PULSE WIDTH (ms)
Figure 4. Maximum Nonrepetitive Surge Power
1
10
100
1000
100
10
1
RECTANGULAR
WAVEFORM, TA = 25°C
100
VZ, NOMINAL ZENER VOLTAGE
Figure 5. Effect of Zener Voltage on
Zener Impedance
10
1
Z ZT
,DYNAMIC
IMPEDANCE
(
)
Ω
1000
100
10
1
TJ = 25°C
IZ(AC) = 0.1 IZ(DC)
f = 1 kHz
IZ = 1 mA
5 mA
20 mA
VF, FORWARD VOLTAGE (V)
Figure 6. Typical Forward Voltage
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
I F
,FOR
W
ARD
CURRENT
(mA)
1000
100
10
1
75 V (MMSZ5267BT1)
91 V (MMSZ5270BT1)
150°C
75°C 25°C
0°C
TYPICAL TC VALUES
P
D
,POWER
DISSIP
A
TION
(W
A
TTS)
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