DATA SHEET
BZM55-C2V4 SERIES
SURFACE MOUNT ZENER DIODES
VOLTAGE
2.4 to 47 Volts
POWER
500 mWatts
MICRO-MELF
Unit : inch (mm)
FEATURES
• Planar Die construction
• 500mW Power Dissipation
• Ideally Suited for Automated Assembly Processes
.049(1.25)
.047(1.2)DIA.
MECHANICAL DATA
• Case: Molded Glass MICRO-MELF
• Terminals: Solderable per MIL-STD-202E, Method 208
• Polarity: See Diagram Below
• Approx. Weight: 0.01 grams
• Mounting Position: Any
• Packing information
T/R - 2.5K per 7" plastic Reel
.043(1.1)
.008(0.2)
.079(2.0)
.071(1.8)
.008(0.2)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Parameter
Power Dissipation at Tamb = 25
Junction Temperature
Storage Temperature Range
Valid provided that leads at a distance of 8mm from case are kept at ambient temperature.
O
Symbol
Value
500
175
-65 to +175
Units
mW
O
C
P
TOT
T
J
T
S
C
C
O
Parameter
Thermal Resi stance Juncti on to Ambi ent Ai r
Forward Voltage at IF = 100mA
Symbol
Min.
--
--
Typ.
Max.
0.3
1
Uni ts
K/mW
V
RthA
VF
--
--
Vali d provi ded that leads at a di stance of 8mm from case are kept at ambi ent temperature.
STAD-JAN.27.2004
PAGE . 1
RATING AND CHARACTERISTIC CURVES
POWER DISSIPATION, mWatts
500
400
300
200
100
0
50
100
150
200
O
250
AMBIENT TEMPERATURE, C
FIG. 1 POWER DERATING CURVE
Iz (mA)
50
40
30
20
10
0
5
10
15
20
25
Vz (V)
30
Test Current
Iz = 5mA
27
24
22
12
11
6V8
5V6
5V1
4V7
4V3
3V9
3V3
2V4
15
20
Fig.2 BREAKDOWN CHARACTERISTICS
9V1
STAD-JAN.27.2004
PAGE . 3