SMBJ18A Fairchild Semiconductor, SMBJ18A Datasheet - Page 3

• Manufacturer Part Number: SMBJ18A
• Description: TVS UNIDIRECT 600W 18V SMB
• Manufacturer: Fairchild Semiconductor
• Series: SMBJr

Specifications of SMBJ18A

• Voltage - Reverse Standoff (typ): 18V
• Voltage - Breakdown: 20V
• Power (watts): 600W
• Polarization: Unidirectional
• Mounting Type: Surface Mount
• Package / Case: DO-214AA, SMB
• Polarity: Unidirectional
• Channels: 1 Channel
• Clamping Voltage: 29.2 V
• Operating Voltage: 18 V
• Breakdown Voltage: 20 V to 22.1 V
• Termination Style: SMD/SMT
• Peak Surge Current: 20.5 A
• Peak Pulse Power Dissipation: 600 W
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 3.95(Max) mm W x 4.75(Max) mm L
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Characteristics
100
150
100
0.1
10
50
0.0001
1
0
Peak Pulse Power Rating Curve
0
Peak Value
td
Ippm
tf = 10 sec
0.001
Pulse Waveform
1
PULSE WIDTH (ms)
Half Value-Ipp
0.01
TIME (ms)
Current Decays to 50% of Ipp
T = 25 C
Pulse Width (td) is Defined
as the Point Where the Peak
10/1000 sec Waveform
as Defined by R.E.A.
2
A
2
0.1
º
200
100
T = 25 C
50
20
10
A
e-kt
1
Non-Repetitive Surge Current
3
º
1
2
NUMBER OF CYCLES AT 60Hz
10
4
5
T = T max
8.3ms Single Half Sine-Wave
JEDEC Method
10
A
A
20
100
6000
4000
2000
1000
75
50
25
500
200
100
0
50
20
10
0
Transient Voltage Suppressors
1
50
25
Junction Capacitance
Pulse Derating Curve
AMBIENT TEMPERATURE ( C)
50
100
REVERSE VOLTAGE (V)
5
Measured at
Stand-Off
Voltage (V mw)
75
10
100
SMBJ5V0(C)A-SMBJ170(C)A, Rev. I2
125
Visg = 50m Vp-p
T = 25 C
f = 1.0 MHz
150
50
A
º
Measured at
Zero Bias
º
100
175
(continued)
200
200