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參數(shù)資料
| 型號： | SM12T1 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | Transient Voltage Suppressor Diode Array |
| 中文描述： | 300 W, UNIDIRECTIONAL, 2 ELEMENT, SILICON, TVS DIODE, TO-236AB |
| 封裝： | PLASTIC, CASE 318-08, TO-236, 3 PIN |
| 文件頁數(shù)： | 2/6頁 |
| 文件大?。?/td> | 56K |
| 代理商： | SM12T1 |
SM05T1 Series
http://onsemi.com
2
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Peak Power Dissipation @ 20 s (Note 1)
@ T
L
≤
25
°
C
P
pk
300
Watts
IEC 61000-4-2 (ESD)
Air
Contact
±
15
±
8.0
kV
IEC 61000-4-4 (EFT)
40
A
IEC 61000-4-5 (Lightening)
12
A
Total Power Dissipation on FR-5 Board (Note 2) @ T
A
= 25
°
C
Derate above 25
°
C
°
P
D
°
225
1.8
°
mW
°
mW/
°
C
Thermal Resistance Junction to Ambient
R
θ
JA
°
P
D
°
556
°
C/W
Total Power Dissipation on Alumina Substrate (Note 3) @ T
A
= 25
°
C
Derate above 25
°
C
300
2.4
°
mW
mW/
°
C
Thermal Resistance Junction to Ambient
R
θ
JA
417
°
C/W
Junction and Storage Temperature Range
T
J
, T
stg
- 55 to +150
°
C
Lead Solder Temperature - Maximum (10 Second Duration)
T
L
260
°
C
1. Non-repetitive current pulse per Figure 3
2. FR-5 = 1.0 x 0.75 x 0.62 in.
3. Alumina = 0.4 x 0.3 x 0.024 in., 99.5% alumina
*Other voltages may be available upon request
ELECTRICAL CHARACTERISTICS
(T
A
= 25
°
C unless otherwise noted)
UNIDIRECTIONAL
(Circuit tied to Pins 1 and 3 or 2 and 3)
Symbol
Parameter
I
PP
Maximum Reverse Peak Pulse Current
V
C
Clamping Voltage @ I
PP
V
RWM
Working Peak Reverse Voltage
I
R
Maximum Reverse Leakage Current @ V
RWM
V
BR
Breakdown Voltage @ I
T
I
T
Test Current
V
BR
Maximum Temperature Coefficient of V
BR
I
F
Forward Current
V
F
Forward Voltage @ I
F
Z
ZT
Maximum Zener Impedance @ I
ZT
I
ZK
Reverse Current
Z
ZK
Maximum Zener Impedance @ I
ZK
Uni-Directional TVS
I
PP
I
F
V
I
I
R
I
T
V
RWM
V
C
V
BR
V
F
ELECTRICAL CHARACTERISTICS
V
BR
, Breakdown Voltage
(Volts)
V
C
@
I
PP
=
1 Amp
Max I
PP
(Note 4)
Typical
Capacitance
V
RWM
I
R
@ V
RWM
I
T
(pF)
Device
Device
Marking
(Volts)
( A)
Min
Max
mA
(Volts)
(Amps)
Pin 1 to 3
@ 0 Volts
SM05T1
5M
5
10
6.2
7.3
1.0
9.8
17
225
SM12T1
4. 8
×
20 s pulse waveform per Figure 3
12M
12
1.0
13.3
15.75
1.0
19
12
95
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