Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail:
frontiersales@frontierusa.com
Web:
http://www.frontierusa.com
500mW MINI MELF ZENER DIODE
ZMM5221B-LFR THRU ZMM5261B-LFR
FEATURES
LOW COST
SMALL SIZE
GLASS SEALED
ROHS
MECHANICAL DATA
CASE: MINI MELF GLASS CASE, DO-213AA GL34,
DIMENSIONS IN MILLIMETERS
TERMINALS: SOLDERABLE PER MIL-STD -202, METHOD 208
POLARITY: COLOR BAND DENOTES CATHODE
MOUNTING POSITION: ANY
WEIGHT: 0.036 GRAMS
SOLDERABLE ENDS
1.45±0.15
0.35±0.15
3.5±0.2
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE
SPECIFIED STORAGE AND OPERATING TEMPERATURE RANGE -55°C TO + 175°C
ELECTRICAL CHARACTERISTICS (TA=25°C UNLESS OTHERWISE NOTED) VF=1.2V MAX, IF = 200mA FOR ALL TYPES
MAXIMUM REVERSE
MAXIMUM
NOMINAL
TEST
MAXIMUM ZENER IMPEDANCE
LEAKAGE CURRENT
TYPICAL
REGULATOR
ZENER
JEDEC
CURRENT
TEMPERATURE
CURRENT
VOLTAGE
TEST
TYPE NO
Z
ZK
AT
I
ZT
COEFFICIENT
I
Z
M
IR
VOLTAGE
Z
ZT
@ I
ZT
V
Z
@ I
ZT
★
I
ZK
=1mA
SUFFIX B
VOLTS
mA
OHMS
OHMS
%/ °C
VOLTAGE
mA
μA
ZMM5221B-LFR
2.4
20
30
1200
-0.085
100
1.0
191
ZMM5222B-LFR
2.5
20
30
1250
-0.085
100
1.0
182
ZMM5223B-LFR
2.7
20
30
1300
-0.080
75
1.0
168
ZMM5224B-LFR
2.8
20
30
1400
-0.080
75
1.0
162
ZMM5225B-LFR
3.0
20
29
1600
-0.075
50
1.0
151
ZMM5226B-LFR
3.3
20
28
1600
-0.070
25
1.0
138
ZMM5227B-LFR
3.6
20
24
1700
-0.065
15
1.0
126
ZMM5228B-LFR
3.9
20
23
1900
-0.060
10
1.0
115
ZMM5229B-LFR
4.3
20
22
2000
±0.055
5
1.0
106
ZMM5230B-LFR
4.7
20
19
1900
±0.030
5
2.0
97
ZMM5231B-LFR
5.1
20
17
1600
±0.030
5
2.0
89
ZMM5232B-LFR
5.6
20
11
1600
+0.038
5
3.0
81
ZMM5233B-LFR
6.0
20
7
1600
+0.038
5
3.5
76
ZMM5234B-LFR
6.2
20
7
1000
+0.045
5
4.0
73
ZMM5235B-LFR
6.8
20
5
750
+0.050
3
5.0
67
ZMM5236B-LFR
7.5
20
6
500
+0.058
3
6.0
61
ZMM5237B-LFR
8.2
20
8
500
+0.062
3
6.5
55
ZMM5238B-LFR
8.7
20
8
600
+0.065
3
6.5
52
ZMM5239B-LFR
9.1
20
10
600
+0.068
3
7.0
50
ZMM5240B-LFR
10
20
17
600
+0.075
3
8.0
45
ZMM5241B-LFR
11
20
22
600
+0.076
2
8.4
41
ZMM5242B-LFR
12
20
30
600
+0.077
1
9.1
38
ZMM5243B-LFR
13
9.5
13
600
+0.079
0.5
9.9
35
ZMM5244B-LFR
14
9.0
15
600
+0.082
0.1
10
32
ZMM5245B-LFR
15
8.5
16
600
+0.082
0.1
11
30
ZMM5246B-LFR
16
7.8
17
600
+0.083
0.1
12
28
ZMM5247B-LFR
17
7.4
19
600
+0.084
0.1
13
27
ZMM5248B-LFR
18
7.0
21
600
+0.085
0.1
14
25
ZMM5249B-LFR
19
6.6
23
600
+0.086
0.1
14
24
ZMM5250B-LFR
20
6.2
25
600
+0.086
0.1
15
23
ZMM5251B-LFR
22
5.6
29
600
+0.087
0.1
17
21.2
ZMM5252B-LFR
24
5.2
33
600
+0.087
0.1
18
19.1
ZMM5253B-LFR
25
5.0
35
600
+0.089
0.1
19
18.2
ZMM5254B-LFR
27
4.6
41
600
+0.090
0.1
21
16.8
ZMM5255B-LFR
28
4.5
44
600
+0.091
0.1
21
16.2
ZMM5256B-LFR
30
4.2
49
600
+0.091
0.1
23
15.1
ZMM5257B-LFR
33
3.8
58
700
+0.092
0.1
25
13.8
ZMM5258B-LFR
36
3.4
70
700
+0.093
0.1
27
12.6
ZMM5259B-LFR
39
3.2
80
800
+0.094
0.1
30
11.5
ZMM5260B-LFR
43
3.0
93
900
+0.095
0.1
33
10.6
ZMM5261B-LFR
47
2.7
150
1000
+0.095
0.1
36
9.7
NOTE: SUFFIX〝B〞FOR ±5%
★
MEASURED WITH PULSE T
P
= 40ms
ZMM5221B-LFR THRU ZMM5261B-LFR
Page: 1
RATINGS AND CHARACTERISTIC CURVES ZMM5221B-LFR THRU
ZMM5261B-LFR
FIG.1- BREAKDOWN CHARACTERISTICS
mA
50
5V
10V
15V
20V
25V
30V
Iz
40
30
20
10
0
ZMM5235-LF
ZMM5234-LF
ZMM5232-LF
ZMM5231-LF
ZMM5230-LF
ZMM5229-LF
ZMM5228-LF
ZMM5224-LF
500
ZMM5239-LF
ZMM5241-LF
ZMM5242-LF
ZMM5245-LF
ZMM5250-LF
ZMM5252-LF
Vz
FIG.2- POWER, TEMPERATURE DERATING CURVE
Pd(mW)
Power Dissipation
400
300
200
100
50
100
150
200
300
Ta (ºC)
Ambient Temperature
ZMM5221B-LFR THRU ZMM5261B-LFR
Page: 2