SMAJ33CA Bourns Inc., SMAJ33CA Datasheet - Page 4

• Manufacturer Part Number: SMAJ33CA
• Description: DIODE TVS 33V 400W BI 5% SMD
• Manufacturer: Bourns Inc.
• Series: SMAJr

Specifications of SMAJ33CA

• Package / Case: DO-214AC, SMA
• Voltage - Reverse Standoff (typ): 33V
• Voltage - Breakdown: 36.7V
• Power (watts): 400W
• Polarization: Bidirectional
• Mounting Type: Surface Mount
• Polarity: Bidirectional
• Channels: 1 Channel
• Operating Voltage: 3.5 V
• Breakdown Voltage: 36.7 V to 40.6 V
• Termination Style: SMD/SMT
• Peak Surge Current: 40 A
• Peak Pulse Power Dissipation: 400 W
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 2.92 mm W x 4.57 mm L x 2.62 mm H
• Number Of Elements: 1
• Package Type: DO-214AC
• Operating Temperature Classification: Military
• Reverse Breakdown Voltage: 36.7V
• Clamping Voltage: 53.3V
• Reverse Stand-off Voltage: 33V
• Leakage Current (max): 5uA
• Peak Pulse Current: 7.5A
• Test Current (it): 1mA
• Operating Temp Range: -55C to 150C
• Mounting: Surface Mount
• Pin Count: 2
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free by exemption / RoHS Compliant
• Other names: SMAJ33CABTR

Rating & Characteristic Curves
Pulse Derating Curve
Pulse Waveform
Pulse Rating Curve
SMAJ Transient Voltage Suppressor Diode Series
100
1.0
0.1
10
0.1 µs
100
75
50
25
100
0
50
0
0
0
10 x 1000 Waveform as Defined
5.0 mm Lead Areas
TA=25 °C
1.0 µs
25
TP
TR=10 µs
Peak value (IRSM)
by R.E.A.
50
1.0
Ambient Temperature (°C)
Half value=
10 µs
75
Shown in Pulse Waveform Graph
TP, Pulse Width
100
T, Time (ms)
IRSM
2.0
100 µs
2
Pulse Waveform
Non-repetitive
TA = 25 °C
decays to 50 % of IPSM.
is defined as that point
where the peak current
10 x 1000 waveform
as defined by R.E.A.
125
Pulse width (TP)
1.0 ms
150
3.0
175
10 ms
200
4.0
Maximum Non-Repetitive Surge Current
Typical Junction Capacitance
Steady State Power Derating Curve
10000
1000
Customers should verify actual device performance in their specifi c applications.
1.0
100
0.8
0.6
0.4
0.2
0.0
0
40
30
20
10
60
50
0
0
0
1
25
Single Half Sine-Wave
2
Bidirectional
Pulse Width 8.3 ms
(JEDEC Method)
50
60 Hz Resistive or
Inductive Load
TL, Lead Temperature (°C)
5
10
Specifi cations are subject to change without notice.
Number of Cycles at 60 Hz
75
Standoff Voltage (Volts)
Unidirectional
100
10
20
125
100
150
TA = 25 °C
50
175
100
1000
200