參數(shù)資料
型號: 1SMA4756
元件分類: 齊納二極管
英文描述: 47 V, 1.25 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC
封裝: GREEN, PLASTIC, SMA, 2 PIN
文件頁數(shù): 4/4頁
文件大?。?/td> 133K
代理商: 1SMA4756
Version:G11
RATINGS AND CHARACTERISTIC CURVES (1SMA4737 THRU 1SMA200Z)
FIG.6 TYPICAL CAPACITANCE versus Vz
10
100
1000
1
10
100
Vz, FORWARD VOLTAGE (V)
C
,C
APAC
IT
AN
C
E
(p
F
)
50% OF BREAKDOWN
0V BIAS
1.0V BIAS
FIG. 7 TEMPERATURE COEFFICIENTS
-4
-2
0
2
4
6
8
10
12
234567
89
10
11
12
Vz, ZENER VOLTAGE(V)
θ
Vz
,T
E
MPER
AT
U
R
E
C
O
EF
F
IC
IEN
T
(m
V
/℃
)
a-RANGE FOR UNITS TO 12 VOLTS
RANGE Vz@ IZT
FIG.8 TEMPERATURE COEFFICIENTS
1
10
100
10
100
Vz, ZENER VOLTAGE(V)
θVz,
T
E
MPER
AT
U
R
E
C
O
EF
F
IC
IEN
T
(m
V
/℃
)
RANGE Vz@ IZT
b-RANGE FOR UNITS 12 TO 100 VOLTS
FIG. 9 EFFECT OF ZENER CURRENT
-4
-2
0
2
4
6
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
Vz, ZENER VOLTAGE(V)
θ
Vz
,T
E
MPER
AT
U
R
E
C
O
EF
F
IC
IEN
T
(m
V
/℃
)
NOTE:BELOW 3 VOLTAGE ABOVE a
VOLTS CHANGES IN ZENER CURRENT
NOT AFFECT TEMPERATURE
Vz@ IZT
TA=25℃
0.01mA
1 mA
20mA
FIG.10 MAXIMUM SURGE POWER
1
10
100
0
1
10
100
1000
PW, PULSE WIDTH (ms)
P
PK
,PEAK
SU
R
G
E
PO
W
E
R
W
A
T
S
20% DUTY CYCLE
11V-91V NON-REPETITIVE
10% DUTY CYCLE
5% DUTY CYCLE
0.8V-10V NON-REPETITIVE
RECTANGULAR WAVEFORM
TA=25℃ PRIOR TO INITIAL PULSE
相關PDF資料
PDF描述
1SMA4759 62 V, 1.25 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC
1SMA4760 68 V, 1.25 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC
1SMA4737T/R13 7.5 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC
1SMA4738T/R13 8.2 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC
1SMA4738 8.2 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC
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