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参数资料
| 型号： | SA78CA |
| 厂商： | MOTOROLA INC |
| 元件分类： | TVS二极管 - 瞬态电压抑制 |
| 英文描述： | 500 W, BIDIRECTIONAL, SILICON, TVS DIODE |
| 文件页数： | 3/4页 |
| 文件大小： | 41K |
| 代理商： | SA78CA |
Motorola TVS/Zener Device Data
4-3
500 Watt Peak Power Data Sheet
Devices listed in bold, italic are Motorola preferred devices.
100
10
1
0.1
s1 s10 s
100
s
1ms
10ms
P
,PEAK
POWER
(kW)
tp, PULSE WIDTH
Figure 1. Pulse Rating Curve
NONREPETITIVE PULSE
WAVEFORM SHOWN IN
FIGURE 4
100
80
60
40
20
0
25
50
75
100
125
150
175
200
PEAK
PULSE
DERA
TING
IN
%
OF
PEAK
POWER
OR
CURRENT
@
T
A
=
25
C°
TA, AMBIENT TEMPERATURE (°C)
Figure 2. Pulse Derating Curve
10,000
1000
100
10
0.1
1
10
100
1000
C,
CAP
ACIT
ANCE
(pF)
VBR, BREAKDOWN VOLTAGE (VOLTS)
MEASURED @
ZERO BIAS
Figure 3. Capacitance versus Breakdown Voltage
100
50
0
01
2
3
4
t, TIME (ms)
V
ALUE
(%)
PULSE WIDTH (tp) IS DEFINED
AS THAT POINT WHERE THE
PEAK CURRENT DECAYS TO 50%
OF IRSM.
tr ≤ 10 s
PEAK VALUE — IRSM
HALF VALUE –
IRSM
2
Figure 4. Pulse Waveform
5
4
3
2
1
0
25
50
75
100 125 150 175 200
P
D
,STEADY
ST
A
TE
POWER
DISSIP
A
TION
(W
A
TTS)
TL, LEAD TEMPERATURE (°C)
3/8
″
3/8
″
Figure 5. Steady State Power Derating
tr
MEASURED @
STAND-OFF
VOLTAGE (VR)
tP
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SA78CA _AY _10001 | 制造商:PanJit Touch Screens 功能描述: |
| SA78CA/1 | 功能描述:TVS 二极管 - 瞬态电压抑制器 500W 78V 5% Bidir RoHS:否 制造商:Vishay Semiconductors 极性:Bidirectional 工作电压: 击穿电压:58.9 V 钳位电压:77.4 V 峰值浪涌电流:38.8 A 系列: 封装 / 箱体:DO-214AB 最小工作温度:- 55 C 最大工作温度:+ 150 C |
| SA78CA/4 | 功能描述:TVS 二极管 - 瞬态电压抑制器 500W 78V 5% Bidir RoHS:否 制造商:Vishay Semiconductors 极性:Bidirectional 工作电压: 击穿电压:58.9 V 钳位电压:77.4 V 峰值浪涌电流:38.8 A 系列: 封装 / 箱体:DO-214AB 最小工作温度:- 55 C 最大工作温度:+ 150 C |
| SA78CA/54 | 功能描述:TVS 二极管 - 瞬态电压抑制器 500W 78V Bidirect RoHS:否 制造商:Vishay Semiconductors 极性:Bidirectional 工作电压: 击穿电压:58.9 V 钳位电压:77.4 V 峰值浪涌电流:38.8 A 系列: 封装 / 箱体:DO-214AB 最小工作温度:- 55 C 最大工作温度:+ 150 C |
| SA78CA/TR12 | 制造商:Microsemi Corporation 功能描述:TRANSIENT VOLTAGE SUPPRESSOR - Tape and Reel |
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