ZMM5221B(A)(C)(D)
THRU
ZMM5257B(A)(C)(D)
SURFACE MOUNT ZENER DIODES
MINI-MELF SOD-80/DO-213AA
Silicon planer power zener diodes
Standard Zener voltage tolerance is 5% AND
a "B" suffix. Other tolerances are available upon request
0.146(3.70)
0.130(3.30)
0.063(1.60)
0.055(1.40)
Case: MINI MELF Molded Glass(SOD-80)
Weight : approx. 0.05g
0.020(0.50)
0.011(0.30)
0.020(0.50)
0.011(0.30)
Characteristic
Power Dissipation at Tamb=25
Z-current
Tremal Resistance Junction to Ambient Air
Maximum instantaneous forward voltage drop
at IF=200 mADC
Junction temperature
Storage temperature range
Symbol
P
tot
Iz
R
th
J-A
Value
Units
W
0.51)
P
V
/V
Z
3001)
1.1
175
-65 to+175
K/mW
Volts
VF
T
J
Tstg
1) Valid provided that leads are kept at ambient temperature at adistance of 10mm from case
ZENER DIODES ZMM5221B( A )( C )( D ) THRU ZMM5257B( A )( C )( D )
W
0.5
0.4
CHANGE IN THE POWER DISSIPATION DUE
TO THE AMBIENT TEMPERATURE
P
tot
0.3
0.2
0.1
0
0
25
50
75
100
125
150
175
200
AMBIENT TEMPERATURE
2
ZENER DIODES ZMM5221B( A )( C )( D ) THRU ZMM5257B( A )( C )( D )
Nominal
Zener
Voltage
Vz at Izt
*
Volts
ZMM5221B
ZMM5222B
ZMM5223B
ZMM5224B
ZMM5225B
ZMM5226B
ZMM5227B
ZMM5228B
ZMM5229B
ZMM5230B
ZMM5231B
ZMM5232B
ZMM5233B
ZMM5234B
ZMM5235B
ZMM5236B
ZMM5237B
ZMM5238B
ZMM5239B
ZMM5240B
ZMM5241B
ZMM5242B
ZMM5243B
ZMM5244B
ZMM5245B
ZMM5246B
ZMM5247B
ZMM5248B
ZMM5249B
ZMM5250B
ZMM5251B
ZMM5252B
ZMM5253B
ZMM5254B
ZMM5255B
ZMM5256B
ZMM5257B
2.4
2.5
2.7
2.8
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
25
27
28
30
33
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
30
30
30
30
29
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
5% AND
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Test
Current
IzT
Maximum Zener Impedance
Z
Z
T at I
Z
T
Z
Z
K at I
Z
K
IzK
Maximum Reverse
Leakage Current
IR
A
100
100
75
Test
Voltage
Device
Type
Typical
Temperature
coefficient
%/
-0.085
-0.085
-0.080
-0.080
-0.075
-0.070
-0.065
-0.060
-0.055
-0.030
+0.030
+0.038
+0.038
+0.045
+0.050
+0.058
+0.062
+0.065
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.082
+0.083
+0.084
+0.085
+0.086
+0.086
+0.087
+0.087
+0.089
+0.090
+0.091
+0.091
+0.092
Maximum
Regulator
Current
IzM
Volts
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
3.0
3.5
4.0
5.0
6.0
6.5
6.5
7.0
8.0
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
19
21
21
23
25
191
182
168
162
151
138
126
115
106
97
89
81
76
73
67
61
55
52
50
45
41
38
35
32
30
28
27
25
24
23
21.2
19.1
18.2
16.8
16.2
15.1
13.8
75
50
25
15
10
5
5
5
5
5
5
3
3
3
3
3
3
2
1
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
1)
STANDARD VOLTAGE TOLERANCE IS
SUFFIX "A" FOR 3%
SUFFIX "B"X FOR 5%
SUFFIX "C" FOR 10%
SUFFIX "D" FOR 20%
*
MEASURED WITH PULSES T
P
=10ms
ZENER DIODE NUMBRERING SYSTEM
ZMM5225
B
1
*
1
*
1
*
TYPE Number ZMM=ZENEB MINI MELF
2
*
TOOLERANCE OF Vz
3
*
ZMM5225B=3.0V 5%
3
京公网安备 11010802033920号
EEWORLD
