參數(shù)資料
型號: MMBZ5257ELT3G
廠商: ON SEMICONDUCTOR
元件分類: 參考電壓二極管
英文描述: Zener Voltage Regulators 225 mW SOT−23 Surface Mount
中文描述: 33 V, 0.225 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, TO-236AB
封裝: LEAD FREE, PLASTIC, CASE 318-08, 3 PIN
文件頁數(shù): 5/6頁
文件大小: 80K
代理商: MMBZ5257ELT3G
MMBZ5221ELT1 Series
http://onsemi.com
5
TYPICAL CHARACTERISTICS
C
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Figure 5. Typical Capacitance
1000
100
10
1
10
1
BIAS AT
50% OF V
Z
NOM
T
A
= 25
°
C
0 V BIAS
1 V BIAS
12
V
Z
, ZENER VOLTAGE (V)
100
10
1
0.1
0.01
10
8
6
4
2
0
T
A
= 25
°
C
I
V
Z
, ZENER VOLTAGE (V)
100
10
1
0.1
0.0110
30
50
70
90
T
A
= 25
°
C
I
90
V
Z
, NOMINAL ZENER VOLTAGE (V)
Figure 6. Typical Leakage Current
1000
100
10
1
0.1
0.01
0.00
1
0.0001
0.00001
80
70
60
50
40
30
20
10
0
+150
°
C
+25
°
C
55
°
C
I
Figure 7. Zener Voltage versus Zener Current
(V
Z
Up to 12 V)
Figure 8. Zener Voltage versus Zener Current
(12 V to 91 V)
100
Figure 9. 8
×
20 s Pulse Waveform
90
80
70
60
50
40
30
20
10
0
0
20
40
60
80
t, TIME ( s)
t
P
t
r
PULSE WIDTH (t
P
) IS DEFINED
AS THAT POINT WHERE THE
PEAK CURRENT DECAY = 8 s
HALF VALUE I
RSM
/2 @ 20 s
%
PEAK VALUE I
RSM
@ 8 s
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