需求

Posted in SHA Series

為何汽車電子系統要做Load Dump保護設計?突波」是指電壓在短時間內突然發生不正常陡升或陡降之現象,在複雜的車上環境中經常發生。當消耗較大電力的電器,如電動窗、啟動馬達開啟或關閉電源,或是車內開關切換、線路故障時,都會產生突波現象。車用電子產品相當害怕突波,例如音響、行車電腦等精密電子產品,這些產品內部使用大量微電子元件,而微電子元件極容易被突波破壞,因此如何保護這些精密電子產品免於突波破壞,就成了相當重要的課題。

SHA 規格

  • Part Number Working Voltage Breakdown Voltage Clamping Voltage Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI0805SA240-1R5J 16 24 <40 200 (for +/- 1 time) 1.5 (for 10 times) 24.5
  • Part Number Working Voltage Breakdown Voltage
    Clamping Voltage Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI1206SA240-030J
    SFI1206SA240-060J
    SFI1206SA240-1R5J
    SFI1206SA260-060J
    SFI1206SA330-060J
    SFI1206SA360-060J
    SFI1206SA360-090J
    16
    16
    16
    16
    16
    16
    16
    24(±10%)
    24(±10%)
    24(±10%)
    24(±10%)
    33(±10%)
    36(±10%)
    36(±10%)
    <40
    <40
    <40
    <43
    <52
    <55
    <55
    400 (for +/- 1 time)
    500 (for +/- 1 time)
    400 (for +/- 1 time)
    500 (for +/- 1 time)
    200 (for +/- 1 time)
    500 (for +/- 1 time)
    500 (for +/- 1 time)
    3 (for 10 times)
    6 (for 10 times)
    1.5 (for 10 times)
    6 (for 10 times)
    6 (for 10 times)
    6 (for 10 times)
    9 (for 10 times)
    24.5
    24.5
    24.5
    26
    24.5
    24.5
    24.5
  • Part Number Working Voltage Breakdown Voltage Clamping Voltage  Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI1210SA101-120J
    SFI1210SA240-030J
    SFI1210SA240-060J
    SFI1210SA240-120J
    SFI1210SA750-120J
    SFI1210SA470-060J
    SFI1210SA470-120J
    16
    16
    16
    16
    16
    34
    34
    100(±10%)
    24(±10%)
    24(±10%)
    24(±10%)
    75(±10%)
    47(±10%)
    47(±10%)
    ND
    <40
    <40
    <40
    ND
    <77
    <77
    200 (for +/- 1 time)
    800 (for +/- 1 time)
    800 (for +/- 1 time)
    1000 (for +/- 1 time)
    500 (for +/- 1 time)
    500 (for +/- 1 time)
    500 (for +/- 1 time)
    12 (for 10 times)
    3 (for 10 times)
    6 (for 10 times)
    12 (for 10 times)
    12 (for 10 times)
    6 (for 10 times)
    12 (for 10 times)
    24.5
    24.5
    24.5
    24.5
    24.5
    45
    45
  • Part Number Working Voltage Breakdown Voltage Clamping Voltage Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI1812SA240-060J
    SFI1812SA240-120J
    SFI1812SA240-200J
    SFI1812SA330-250J
    SFI1812SA360-250J
    SFI1812SA470-250J
    SFI1812SA750-250J
    16
    16
    16
    16
    16
    34
    34
    24(±10%)
    24(±10%)
    24(±10%)
    33(±10%)
    36(±10%)
    47(±10%)
    75(±10%)
    <40
    <40
    <40
    <51
    <55
    <77
    <105
    1600 (for +/- 1 time)
    1600 (for +/- 1 time)
    2000 (for +/- 1 time)
    2000 (for +/- 1 time)
    2000 (for +/- 1 time)
    2000 (for +/- 1 time)
    2000 (for +/- 1 time)
    6 (for 10 times)
    12 (for 10 times)
    20 (for 10 times)
    25 (for 10 times)
    25 (for 10 times)
    25 (for 10 times)
    20 (for 10 times)
    24.5
    24.5
    24.5
    24.5
    24.5
    45
    45
  • Part Number Working Voltage Breakdown Voltage Clamping Voltage  Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI2220SA240-120J
    SFI2220SA240-250J
    SFI2220SA240-400J
    SFI2220SA240-500J
    SFI2220SA260-500J
    SFI2220SA330-500J
    SFI2220SA360-500J
    SFI2220SA470-120J
    SFI2220SA470-250J
    SFI2220SA470-500J
    16
    16
    16
    16
    16
    16
    16
    34
    34
    34
    24(±10%)
    24(±10%)
    24(±10%)
    24(±10%)
    24(±10%)
    33(±10%)
    36(±10%)
    47(±10%)
    47(±10%)
    47(±10%)
    <40
    <40
    <40
    <40
    <43
    <52
    <55
    <77
    <77
    <77
    3000 (for +/- 1 time)
    3000 (for +/- 1 time)
    4000 (for +/- 1 time)
    5000 (for +/- 1 time)
    5000 (for +/- 1 time)
    5000 (for +/- 1 time)
    4000 (for +/- 1 time)
    1200 (for +/- 1 time)
    3000 (for +/- 1 time)
    4000 (for +/- 1 time)
    12 (for 10 times)
    25 (for 10 times)
    40 (for 10 times)
    50 (for 10 times)
    50 (for 10 times)
    50 (for 10 times)
    50 (for 10 times)
    12 (for 10 times)
    25 (for 10 times)
    50 (for 10 times)
    24.5
    24.5
    24.5
    24.5
    26
    24.5
    24.5
    45
    45
    45
  • Part Number Working Voltage Breakdown Voltage Clamping Voltage Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI3220SA240-500J
    SFI3220SA240-800J
    SFI3220SA270-250J
    SFI3220SA470-500J
    SFI3220SA470-800J
    16
    16
    16
    34
    34
    24(±10%)
    24(±10%)
    27(±10%)
    47(±10%)
    47(±10%)
    <40
    <40
    <44
    <77
    <77
    5000 (for +/- 1 time)
    5000 (for +/- 1 time)
    3000 (for +/- 1 time)
    5000 (for +/- 1 time)
    5000 (for +/- 1 time)
    50 (for 10 times)
    80 (for 10 times)
    25 (for 10 times)
    50 (for 10 times)
    80 (for 10 times)
    24.5
    24.5
    24.5
    45
    45
  • Part Number Working Voltage Breakdown Voltage Clamping Voltage Peak Current Load Dump Jump Start Voltage
    (5min)
    Symbol DC V(1mA) V A WLD(J) V JUMP (V)
    SFI6420SA470-161J 34 47(±10%) <77 6000 (for +/- 1 time) 160 (for 10 times) 45
  • 0805
  • 1206
  • 1210
  • 1812
  • 2220
  • 3220
  • 6420