SMF18AT1G ON Semiconductor, SMF18AT1G Datasheet - Page 4

• Manufacturer Part Number: SMF18AT1G
• Description: TVS ZENER 200W 18V SOD123FL
• Manufacturer: ON Semiconductor

Specifications of SMF18AT1G

• Voltage - Reverse Standoff (typ): 18V
• Voltage - Breakdown: 20V
• Power (watts): 200W
• Polarization: Unidirectional
• Mounting Type: Surface Mount
• Package / Case: SOD-123 Flat Leads
• Polarity: Unidirectional
• Channels: 1 Channel
• Clamping Voltage: 29.2 V
• Operating Voltage: 18 V
• Breakdown Voltage: 20 V
• Peak Surge Current: 6.8 A
• Peak Pulse Power Dissipation: 1000 W
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 1.65 mm W x 2.7 mm L
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SMF18AT1GOS

10,000
1000
100
100
90
80
70
60
50
40
30
20
10
10
0
0
1.0
t
r
t
P
Figure 3. 8 X 20 ms Pulse Waveform
PEAK VALUE I
20
Figure 1. Pulse Rating Curve
10
t
P
HALF VALUE I
, PULSE WIDTH (ms)
t, TIME (ms)
RSM
PULSE WIDTH (t
AS THAT POINT WHERE THE
PEAK CURRENT DECAY = 8 ms
40
@ 8 ms
100
RSM
V
in
/2 @ 20 ms
TYPICAL PROTECTION CIRCUIT
P
Z
) IS DEFINED
60
in
1000
SMF5.0AT1 Series
http://onsemi.com
80
10,000
4
100
50
160
140
120
100
LOAD
0
80
60
40
20
0
0
0
t
r
t
P
Figure 2. 10 X 1000 ms Pulse Waveform
PEAK VALUE - I
25
V
1
L
T
Figure 4. Pulse Derating Curve
A
, AMBIENT TEMPERATURE (°C)
HALF VALUE -
50
PULSE WIDTH (t
AS THAT POINT WHERE THE PEAK
CURRENT DECAYS TO 50%
OF I
2
t, TIME (ms)
RSM
RSM
.
75
t
3
r
I
≤ 10 ms
RSM
P
2
100
) IS DEFINED
4
125
150