SMAJ18CA-TR STMicroelectronics, SMAJ18CA-TR Datasheet - Page 4

• Manufacturer Part Number: SMAJ18CA-TR
• Description: TRANSIL 400W 18V BIDIR SMA
• Manufacturer: STMicroelectronics
• Series: TRANSIL™r

Specifications of SMAJ18CA-TR

• Voltage - Reverse Standoff (typ): 18V
• Voltage - Breakdown: 20V
• Power (watts): 400W
• Polarization: Bidirectional
• Mounting Type: Surface Mount
• Package / Case: DO-214AC, SMA
• Number Of Elements: 1
• Polarity: Bi-Directional
• Package Type: SMA
• Operating Temperature Classification: Military
• Reverse Breakdown Voltage: 20V
• Clamping Voltage: 39.3V
• Reverse Stand-off Voltage: 18V
• Leakage Current (max): 200nA
• Peak Pulse Current: 59A
• Peak Pulse Power Dissipation: 400W
• Test Current (it): 1mA
• Operating Temp Range: -55C to 150C
• Mounting: Surface Mount
• Pin Count: 2
• Operating Voltage: 18 V
• Breakdown Voltage: 21.1 V
• Termination Style: SMD/SMT
• Peak Surge Current: 1 mA
• Capacitance: 800 pF
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 5.35 mm W x 4.6 mm L x 2.45 mm H
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-7446-2; SMAJ18CA-TR

Characteristics
Figure 5.
4/10
Figure 3.
500
400
300
200
100
0
0
1000.0
100.0
10.0
1.0
0.1
25
Clamping voltage versus peak pulse current (exponential waveform, maximum values)
Peak pulse power dissipation
versus initial junction temperature
1
50
T j initial=25 °C
75
100
T
j
(°C)
125
150
10
Doc ID 5544 Rev 12
175
Figure 4.
10.0
1.0
0.1
1.0E-03
Peak pulse power versus
exponential pulse duration
(T
1.0E-02
j
100
initial = 25° C)
t
P
(ms)
1.0E-01
10/1000 µs
10 ms
V CL (V)
8/20 µs
1.0E+00
T
j
initial = 25 °C
1000
1.0E+01
SMAJ