
FD0200YR
DIAC
Dimensions in mm. DO-35
Glass Axial
Package
± 0.55
3.60 
± 0.55
54.4 
Mounting instructions
1. Min. distance from body to soldering point, 
  4 mm.
2. Max. solder temperature, 250 °C.
3. Max. soldering time, 3.5 sec.
4. Do not bend lead at a point closer than 
  2 mm. to the body.
MARKING CODE
• Silicon bi-directional trigger device 
 intended for use in thyristor (SCR and 
 TRIAC) trigger circuits, energy saving 
 lighting circuits and other switching 
 functions.
BREAKOVER VOLTAGE
32 V
ON-STATE CURRENT
2.0 Amps
SPECIAL FEATURES:
• Low breakover current.
• Excellent symmetry.
• Very low leakage current.
P1
Absolute Maximum Ratings, according to IEC publication No. 134
PARAMETER CONDITIONS Min. Typ. Max. Unit
P 
I 
T
tot
TRM
stg
T
j
Total Power Dissipation
Repetitive peak on-state current 
Storage Temperature Range
Operating Junction Temperature
Ta = 65 ºC
tp = 20 µs, f = 100 Hz
Thermal Resistance
PARAMETER CONDITIONS Min. Typ. Max. Unit
R
R
 th (j-a)
 th (j-l)
Junction to Ambient 
Junction to leads
Electrical Characteristics at Tamb = 25 ºC
PARAMETER CONDITIONS Min. Typ. Max. Unit
V
BO
V
- -V
BO+  
∆
V
±
V
O
I
BO
tr 
I
B
I
P
* Applicable to both forward and reverse directions.
** Connected in parallel with the devices.
Breakover Voltage * 
Breakover Voltage Symmetry
BO-
Dynamic breakover voltage *
Output Voltage *
Breakover Current * 
Rise Time * 
Leakage Current *
Peak Current *
IBO, C = 22nF ** (see Figure 1) 
I
, C = 22nF ** (see Figure 1)
BO
∆
I = [I
(see Figure 1)
(see Figure 3)
C = 22 nF ** 
(see Figure 4) 
V
B 
(see Figure 1) 
see Figure 3
BO 
= 0.5 V
to IF = 10 mA
max
BO 
 (Gate)
]
-40
-40
28
5
5
400 
150
32
1.5
150
2 
+125
+125
36
± 3
50
10
mW
A 
ºC
ºC
ºC/W 
ºC/W
V 
V 
V
V
µA
µs
µA
A0.3
Feb - 03

10mA
PART NUMBER INFORMATION
FAGOR
DIAC
CURRENT
CASE
VOLTAGE
SENSITIVITY
F D 02 00 Y R 00
FORMING
AM
PACKAGING
+I
FD0200YR
DIAC
F
+V
BO
∆
V+
I
BO
500K
I
B
-I
Ω
0.1 µF
0.5V
BO
∆
V
V
BO
F
D.U.T.
V
 O
-V +V
FIGURE 1: Current-Voltage Characteristics
10K
Ω
220 V
AC
50Hz
R = 20
-V
+I
-I
FIGURE 2
Ω
0
∆
BO
BO
V-
0
BO
I
90 %
p
t
t
FIGURE 3: Test Circuit for Output Voltage.
10 %
FIGURE 4: Test circuit see Figure 3.  Adjust R for Ip = 0.5 A
t
r