
Teccor ? brand Thyristors
Standard Bidirectional DIAC Trigger
Electrical Characteristics (T J = 25°C, unless otherwise speci?ed)
Symbol
V BO
Description
Breakover/Trigger Voltage
Test Conditions
50/60Hz Sine Wave
Min
See Product
Selector Table
Max
See Product
Selector Table
Unit
V
V BO to V
ΔV BO
V BB
V BB (DYN)
I BO
Breakover Voltage Symmetry
Δ Breakback Voltage (Note 4)
Dynamic Δ Breakback Voltage (Notes 2 & 3)
Breakover Current
+V BO to -V BO
V BO to V 10mA
(*)
6mA
120 PPS
50/60Hz Sine Wave
5
15
10
2 (Note 1)
15
V
V
V
V
μA
(*) Only Applies to HT-60
Electrical Characteristic Notes:
1. Breakover voltage symmetry as close as 1V is available from the factory for
these products.
2. See Figure 4 and Figure 5 for test circuit and waveforms.
Product Selector
3. Typical switching time is 900 nano-seconds measured at I PK (Figure 4) across a
20 Ω resistor (Figure 5). Switching time is de?ned as rise time of I PK between the
10% to 90% points
4. See V-I Characteristics
Static Characteristics - Not Applicable
Part Number
XX-32
XX-32A/ 5761
XX-32B/ 5761A
XX-34B
XX-35
XX-36A/ 5762
XX-36B
XX-40
XX-60
MINIMELF
—
—
HTM-32B
—
—
—
—
—
—
Package Availability
DO-35
HT-32
HT-32A
HT-32B
HT-34B
HT-35
HT-36A
HT-36B
HT-40
HT-60
DO-214
ST-32
—
ST-32B
ST-34B
ST-35
ST-36A
ST-36B
ST-40
—
MIN
27V
28V
30V
32V
30V
32V
34V
35V
56V
V BO
MAX
37V
36V
34V
36V
40V
40V
38V
45V
70V
“XX” = HTM for MINIMELF
HT for DO-35
ST for DO-214
Thermal Resistances
Symbol
Description
Test Conditions
Maximum Lead Temperature: 85°C
DO-35
Value
100
Unit
°C/W
R
(J-L)
Junction to Lead
Maximum Lead Temperature: 90°C
DO-214
65*
°C/W
Maximum Lead Temperature: 87°C
MINIMELF
75
°C/W
R
(J-A)
Junction to Ambient
Free-Air
DO-35
278
°C/W
* Mounted on 1 cm 2 copper foil surface; two-ounce copper foil
HTxxx & HTMxxx & STxxx Series
338
Revised: July 9, 2008
?2008 Littelfuse, Inc.
Speci?cations are subject to change without notice.
Please refer to http://www.littelfuse.com for current information.