DMMDB3R Datasheet, PDF (1/1 Pages) RFE international – BI-DIRECTIONAL DIAC DB3 & DB4 Series

BI-DIRECTIONAL DIAC
DB3 & DB4 Series
SPECIFICATIONS
Parameters
Symbol
Breakover Voltage
V(BR)1, V(BR)2
Breakover Voltage Symmetry |V(BR)1|-|V(BR)2|
Dynamic Breakback Voltage
I±V DI
Breakover Current
I(BR)1 AND I(BR)2
Peak Pulse Current for
IP
10ms, 120pps, TA£4°C
* DMMDB3 & DMMDB4 are DL-35 (mini-MELF).
DB3 & DB4 are DO-35.
*(DMM)DB3 *(DMM)DB4 Units
28
35
V min
32
40
V typ
36
45
V max
3
3
V max
5
5
V max
50
50 mA max
2.0
2.0
A max
DIMENSIONS
DO-35 Glass Case Outline Drawing (mm)
Cathode
f0.52
2.0 Max
MINI-MELF Drawing (mm)
Cathode Mark
1.35±0.05
A
A
4.2 Max
0.3±0.1
3.3±0.1
0.3±0.1
CURVES
V-I Characteristics
CURRENT
Breakover
1.0
Voltage
-Vbo
0.1
VOLTAGE
+Vbo
0.01
Breakover
Current
Repetitive Peak On-State
Current vs Pulse Duration
Pulse repetition rate = 120PPS
Tz= 40°C
D28 32 35 40 50
D60
Safe Operating Area
VC
120V
RMS
60Hz
Test Circuit
RF
D.U.T.
0.1mF
200W
1%
Adjust for one firing in half cycle
0.001
10
100
1000
10000
Ibo
Normalized VBO Change
vs Junction Temperature
+8
Test Circuit Waveforms
+6
D28 32 35 40 50
+V(80)
V+
+4
0
t
+2
D60
-V(80)
V-
0
-2
+IP
-4
0
t
-6
-8
-IP
-40 -20 0 +20 +40 +60 +80 +100 +120 +140
PART NUMBER EXAMPLE
DMM DB3 R
Packaging
R - Tape & Reel
A - Tape & Ammo
B - Bulk Packaging
Series
DM3 for 32 volts.
DM4 for 40 volts.
Surface mount.
Omit for thru hole.
RFE International • Tel:[phone] • Fax:[phone] • E-Mail [e-mail]
C3CC03
REV 2001