SMF18AT1 ON Semiconductor, SMF18AT1 Datasheet - Page 4

• Manufacturer Part Number: SMF18AT1
• Description: TVS ZENER 200W 18V SOD123FL
• Manufacturer: ON Semiconductor

Specifications of SMF18AT1

• Voltage - Reverse Standoff (typ): 18V
• Voltage - Breakdown: 20V
• Power (watts): 200W
• Polarization: Unidirectional
• Mounting Type: Surface Mount
• Package / Case: SOD-123 Flat Leads
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: SMF18AT1OS

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
RSM
P
2
100
) IS DEFINED
10 s
4
125
150