ZMM5221B~ZMM5266B
SURFACE MOUNT ZENER DIODES
VOLTAGE
2.4 to 68 Volts
POWER
500 mWatts
FEATURES
• Planar Die construction
• 500mW Power Dissipation
• Ideally Suited for Automated Assembly Processes
0.063(1.6)
0.020(0.5)
0.012(0.3)
0.146(3.7)
0.130(3.3)
0.055(1.4)DIA.
• Lead free in comply with EU RoHS 2011/65/EU directives
MECHANICAL DATA
• Case: Molded Glass MINI-MELF
• Terminals: Solderable per MIL-STD-750, Method 2026
• Approx. Weight: 0.03 grams
• Packing information
T/R - 2.5K per 7" plastic Reel
0.020(0.5)
0.012(0.3)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Parameter
Power Dissipation at T
A
= 25
O
C
Operating Junction Temperature Range
Storage Temperature Range
Valid provided that leads at a distance of 10mm from case are kept at ambient temperature.
Symbol
P
TOT
T
J
T
STG
Value
500
-65 to +175
-65 to +175
Units
mW
O
C
C
O
Parameter
Thermal Resistance Junction to Ambient Air
Forward Voltage at I
F
= 200mA
Symbol
R
JA
V
F
Min.
--
--
Typ.
--
--
Max.
0.3
1.1
o
Units
C/mW
V
Valid provided that leads at a distance of 10mm from case are kept at ambient temperature.
October 21,2013-REV.06
PAGE . 1
ZMM5221B~ZMM5266B
RATING AND CHARACTERISTIC CURVES
POWER DISSIPATION, mWatts
500
400
300
200
100
0
50
100
150
200
250
AMBIENT TEMPERATURE,
O
C
FIG. 1 POWER DERATING CURVE
Vz (V)
5
10
15
20
25
30
Iz (mA)
50
40
30
20
10
Test Current
Iz = 20mA
0
5245
5242
5241
5239
5250
5252
5235
5234
5232
5231
5230
5229
5228
5224
Fig.2 BREAKDOWN CHARACTERISTICS
October 21,2013-REV.06
PAGE . 3
ZMM5221B~ZMM5266B
Part No_packing code_Version
ZMM5221B_R1_10001
ZMM5221B_R2_10001
For example :
RB500V-40_R2_00001
Part No.
Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing Code
XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
1
st
Code
A
R
B
T
S
L
F
Packing size code
N/A
7"
13"
26mm
52mm
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
Version Code
XXXXX
2
nd
Code
HF or RoHS
1
st
Code 2
nd
~5
th
Code
0
1
2
X
Y
U
D
HF
RoHS
0
1
serial number
serial number
October 21,2013-REV.06
PAGE . 5
Microchip MCU
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