The 8.0SMDJ series is designed specifically to protect sensitive
electronic equipment from voltage transients induced by lightning
and other transient voltage events
Glass passivated junction
Low inductance
Uni and Bidirectional unit
Excellent clamping capability
8000W Peak power capability at 10 × 1000µs waveform Repetition
rate (duty cycle):0.01%
Very fast response time
RoHS compliant)
8.0SMDJ Series
TVS devices are ideal for the protection of I/O interfaces, V bus
and other vulnerable circuits used in Telecom, Computer, Industrial
and Consumer electronic applications.
Features
Description
Uni-directional Bi-directional
Applications
ROHS
Revision March 1,2022
Surface Mount Transient Voltage Suppressors (TVS)
www.unsemi.com.tw
22 To 36V 8000W
www.unsemi.com.tw
Cathode
Bi-directional
Anode
Uni-direction
For technical questions, contact: tech@unsemi.com.tw
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
1/4
Functional Diagram
A
Maximum Ratings (TA=25℃ unless otherwise noted)
Notes:
1. Non-repetitive current pulse and derated above T = 25°C .
2. Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
4. V < 3.5V for V < 200V and V< 6.5V for V > 201V.
Junction and Storage Temperature Range
Operating Temperature Range
8000
See Next Table
6.5
300
3.5/5.0
-55 to +150
-40 to +125
P
I
P()
I
V
T ,T
T
Peak Pulse Power Dissipation with a 10/1000µs waveform (Fig.1)(Note 1), (Note 2)
Peak Pulse Current with a 10/1000µs waveform.(Note 1,Fig.3)
Power Dissipation on Infinite Heat Sink at T=75°C
Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward Voltage at 25A for Unidirectional Only (Note 4)
W
A
W
A
V
°C
°C
Parameter Symbol Value
Unit
Part Number
Uni
Bi
Reverse
Stand-Off
Voltage
V (V)
Breakdown
Voltage V (V)
@I
Maximum
Clamping
Voltage V
@I (V)
Maximum
Peak
Pulse
Current
I (A)
Maximum
Reverse
Leakage I
@V
Test
Current
I (mA)
MIN MAX
Marking
Uni Bi
8.0SMDJ22A
8.0SMDJ24A
8.0SMDJ26A
8.0SMDJ33A
8.0SMDJ36A
8.0SMDJ22CA
8.0SMDJ24CA
8.0SMDJ26CA
8.0SMDJ33CA
8.0SMDJ36CA
8PEX
8PEZ
8PFE
8PFM
8PFP
8BEX
8BEZ
8BFE
8BFM
8BFP
22
24
26
33
36
24.4
26.7
28.9
36.7
40.0
26.9
29.5
31.9
40.6
44.2
35.5
38.9
42.1
53.3
58.1
225
206
190
150
138
1
1
1
1
1
5
5
5
5
5
Electrical Characteristics (TA=25℃ unless otherwise noted)
Surface Mount Transient Voltage Suppressors (TVS)
Revision March 1,2022 www.unsemi.com.tw
For technical questions, contact: tech@unsemi.com.tw
ROHS
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
2/4
8.0SMDJ Series
22 To 36V 8000W
I-V Curve Characteristics
Physical Specifications Environmental Specifications
Weight
Case
Polarlty
Terminal
0.007 ounce, 0.21 gram
JEDEC DO-214AB Molded Plasticover
glass passivated junction
Matte Tin-plated leads, Solderable per
JESD22-B102D
Color band denotes cathode except
Bipolar
JESD22-A104
JESD22-A102
JESD22-A103
JESD22-A108
JESD22-A106
Temperature Cycle
Pressure Cooker
High Temp. Storage
HTRB
Thermal Shock
V
V V V
I
V
I
I
Uni-directional
V
V V V
V��VV
I
I
I
I
I
I
Bi-directional