參數(shù)資料
型號: TMOV34S351M
廠商: Littelfuse, Inc.
英文描述: Varistor Products - High Energy Industrial Thermally Protected
中文描述: 壓敏電阻器產(chǎn)品-高能源產(chǎn)業(yè)熱保護(hù)
文件頁數(shù): 3/6頁
文件大小: 203K
代理商: TMOV34S351M
97
www.littelfuse.com
2
V
P
Varistor Products
High Energy Industrial Thermally Protected
TMOV34S
Varistor Series
*
Figure 4
: Typical time to open circuit under UL1449
Abnormal Overvoltage Limited Current Test
Note : The Industrial TMOV Series TMOV34S devices are intended, in
conjunction with appropriate enclosure design, to help facilitate TVSS
module compliance to UL 1449, Section 37.4 (abnormal over-voltage lim-
ited current requirements). Under these extreme abnormal over-voltage
conditions, the units will exhibit substantial heating and potential venting
prior to opening. Modules should be designed to contain this possibility.
Application testing is strongly recommended.
0.1
1
10
10
100
1000
10000
Time s
0.125A
0.5A
2.5A
5A
Typical
For applications exceeding 85oC ambient
temperature, the peak surge current and energy
ratings must be reduced as shown in Figure 3.
Figure 5
: Peak Current & Energy Derating Curve
0
20
40
60
80
100
-55
50
60
70
80
90
100
110
120
130
AMBIENT TEMPERATURE (oC)
P
Thermal Characteristics
Pulse Rating Curves
FIGURE 6.
SURGE CURRENT RATING CURVES FOR
HB34, HF34 and HG34
Hx34
50,000
20,000
10,000
5,000
2,000
1,000
500
200
100
50
20
1020
100
1,000
10,000
S
IMPULSE DURATION (μs)
10
1
INDEFINITE
10
5
10
2
2
10
3
10
4
10
6
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TMOV34S351MP 功能描述:壓敏電阻 THERMALLY PROTECTED VARISTOR 34MM RoHS:否 制造商:EPCOS 產(chǎn)品:MLV 電壓額定值 DC:22 V 電壓額定值 AC:17 V 鉗位電壓:50 V 直徑: 峰值浪涌電流:30 A 浪涌能量額定值:75 mJ 電容:74.2 pF 工作溫度范圍:- 55 C to + 125 C 安裝:SMD/SMT 封裝:Reel
TMOV34S351MPX2696 功能描述:壓敏電阻 Thermally Protected 34MM RoHS:否 制造商:EPCOS 產(chǎn)品:MLV 電壓額定值 DC:22 V 電壓額定值 AC:17 V 鉗位電壓:50 V 直徑: 峰值浪涌電流:30 A 浪涌能量額定值:75 mJ 電容:74.2 pF 工作溫度范圍:- 55 C to + 125 C 安裝:SMD/SMT 封裝:Reel
TMOV34S391EP 功能描述:壓敏電阻 THERMALLY PROTECTED VARISTOR 34 MM DISC RoHS:否 制造商:EPCOS 產(chǎn)品:MLV 電壓額定值 DC:22 V 電壓額定值 AC:17 V 鉗位電壓:50 V 直徑: 峰值浪涌電流:30 A 浪涌能量額定值:75 mJ 電容:74.2 pF 工作溫度范圍:- 55 C to + 125 C 安裝:SMD/SMT 封裝:Reel
TMOV34S391M 功能描述:壓敏電阻 TMOV34S RoHS:否 制造商:EPCOS 產(chǎn)品:MLV 電壓額定值 DC:22 V 電壓額定值 AC:17 V 鉗位電壓:50 V 直徑: 峰值浪涌電流:30 A 浪涌能量額定值:75 mJ 電容:74.2 pF 工作溫度范圍:- 55 C to + 125 C 安裝:SMD/SMT 封裝:Reel
TMOV34S391MP 功能描述:壓敏電阻 THERMALLY PROTECTED VARISTOR 34MM RoHS:否 制造商:EPCOS 產(chǎn)品:MLV 電壓額定值 DC:22 V 電壓額定值 AC:17 V 鉗位電壓:50 V 直徑: 峰值浪涌電流:30 A 浪涌能量額定值:75 mJ 電容:74.2 pF 工作溫度范圍:- 55 C to + 125 C 安裝:SMD/SMT 封裝:Reel