{"id":6733,"date":"2026-06-21T10:04:57","date_gmt":"2026-06-21T10:04:57","guid":{"rendered":"https:\/\/materialparts.com\/bts452r\/"},"modified":"2026-06-21T10:04:57","modified_gmt":"2026-06-21T10:04:57","slug":"bts452r","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/bts452r\/","title":{"rendered":"BTS452R"},"content":{"rendered":"

\u4ea7\u54c1\u6982\u89c8<\/h2>\n

The BTS452R from Infineon Technologies is a smart high-side power switch from the Classic PROFET 24V family. It integrates a vertical power FET with embedded protection and diagnostic functions, supporting 24V automotive and truck applications. The device features 200 mOhm on-resistance, 2.2 A nominal load current, and a diagnostic status feedback pin in a PG-TO252-5 (DPAK-5) package.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u7c7b\u578b<\/td>\nSmart High-Side Power Switch<\/td>\n<\/tr>\n
\u6e20\u9053<\/td>\n1<\/td>\n<\/tr>\n
On-Resistance<\/td>\n200 mOhm (typical)<\/td>\n<\/tr>\n
Nominal Load Current<\/td>\n2.2 A<\/td>\n<\/tr>\n
Short Circuit Current<\/td>\n6.5 A<\/td>\n<\/tr>\n
Current Limit (min)<\/td>\n4 A<\/td>\n<\/tr>\n
Operating Voltage<\/td>\n6 V to 52 V<\/td>\n<\/tr>\n
Turn-On Time (max)<\/td>\n180 \u00b5s<\/td>\n<\/tr>\n
Turn-Off Time (max)<\/td>\n200 \u00b5s<\/td>\n<\/tr>\n
\u529f\u7387\u8017\u6563<\/td>\n41.6 W<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\nPG-TO252-5 (DPAK-5)<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40\u00b0C to 150\u00b0C<\/td>\n<\/tr>\n
\u8d44\u683c<\/td>\nAEC-Q100<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • Overload and short circuit protection with current limitation<\/li>\n
  • Thermal shutdown with automatic restart<\/li>\n
  • Overvoltage protection including load dump<\/li>\n
  • Undervoltage shutdown<\/li>\n
  • Fast demagnetization of inductive loads<\/li>\n
  • Reverse battery protection with external resistor<\/li>\n
  • Open drain diagnostic (ST) output for fault status<\/li>\n
  • Open load detection in OFF state<\/li>\n
  • CMOS compatible input<\/li>\n
  • ESD protection<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • 24V truck and agricultural vehicle systems<\/li>\n
    • Automotive lighting control<\/li>\n
    • Body control modules<\/li>\n
    • Seat control and decentralized mirror modules<\/li>\n
    • HEV battery management systems<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The BTS452R from Infineon Technologies is a smart high-side power switch from the Classic PROFET 24V family. It integrates a vertical power FET with embedded protection and diagnostic functions, supporting 24V automotive and truck applications. The device features 200 mOhm on-resistance, 2.2 A nominal load current, and a diagnostic status feedback pin in […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36,13],"tags":[],"chip_brand":[173],"class_list":["post-6733","post","type-post","status-publish","format-standard","hentry","category-gate-driver-ics","category-integrated-circuits-ics","chip_brand-infineon"],"acf":{"brief_explanation":"Classic PROFET 24V High-Side Switch, 200mOhm, 2.2A, DPAK-5, AEC-Q100","date_code":"","package_case":"PG-TO252-5 (DPAK-5, 6.5 x 5.7 mm)","in_stock":5892,"datasheet":"https:\/\/www.infineon.com\/dgdl\/Infineon-BTS452R-DS-v01_01-en.pdf?fileId=db3a30431ddc9372011ddd17aba80002","price":"$1.06 @ 1ku","product_introduction":"The BTS452R from Infineon Technologies is a Classic PROFET 24V smart high-side power switch designed for 24V automotive and truck applications. It integrates a vertical power MOSFET with comprehensive protection and diagnostic functions. The device provides overload protection, current limitation, short circuit protection, thermal shutdown with restart, and overvoltage protection including load dump events. An open-drain status (ST) pin reports fault conditions such as overtemperature and short circuit. The device supports fast demagnetization of inductive loads and features very low standby current for battery-conscious applications in commercial vehicles.","working_principle":"The BTS452R integrates a vertical N-channel power MOSFET with a charge pump gate driver that enables high-side switching. The charge pump generates sufficient gate voltage above the supply rail to fully enhance the MOSFET. An internal voltage regulator provides the logic supply voltage. Protection circuits include current limiting during overload, thermal shutdown with hysteresis and automatic restart, and overvoltage clamping. The status (ST) pin is an open-drain output that pulls low during fault conditions (overtemperature, short circuit). An internal level shifter translates logic-level input signals to the high-side gate driver domain. The output clamp circuit provides fast demagnetization of inductive loads by clamping the output voltage during turn-off transients.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>GND<\/td>Ground<\/td>Logic ground<\/td><\/tr>
      2<\/td>IN<\/td>Input<\/td>Logic input (CMOS compatible)<\/td><\/tr>
      3<\/td>VBB<\/td>Power<\/td>Supply voltage (battery)<\/td><\/tr>
      4<\/td>ST<\/td>Output<\/td>Status feedback (open drain)<\/td><\/tr>
      5<\/td>OUT<\/td>Output<\/td>Power output to load<\/td><\/tr>
      Tab<\/td>VBB<\/td>Power<\/td>Supply voltage (thermal tab)<\/td><\/tr><\/table>","application_scenarios":"
      • 24V truck and commercial vehicle power distribution<\/li>
      • Agricultural vehicle lighting and actuator control<\/li>
      • Body control modules in 24V automotive systems<\/li>
      • HEV main battery pack management<\/li>
      • Industrial 24V load switching with diagnostics<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Infineon<\/td>BTS452T<\/td>TO-252-5<\/td>No status pin variant<\/td><\/tr>
        Infineon<\/td>BTS428L2<\/td>TO-252-5<\/td>PROFET+ 24V, lower RDS(on)<\/td><\/tr>
        STMicroelectronics<\/td>VND5E160AJ<\/td>SO-8<\/td>24V high-side switch, VIPower<\/td><\/tr>
        onsemi<\/td>NCV8460DR2G<\/td>SOIC-8<\/td>24V high-side switch with diagnostics<\/td><\/tr>
        Bosch<\/td>CG241<\/td>TO-252-5<\/td>Smart high-side, 24V compatible<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/6733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/comments?post=6733"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/6733\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=6733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=6733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=6733"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=6733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}