{"id":3783,"date":"2026-06-08T03:39:07","date_gmt":"2026-06-08T03:39:07","guid":{"rendered":"https:\/\/materialparts.com\/tbd62083afwg\/"},"modified":"2026-06-08T03:39:07","modified_gmt":"2026-06-08T03:39:07","slug":"tbd62083afwg","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/tbd62083afwg\/","title":{"rendered":"TBD62083AFWG"},"content":{"rendered":"

Productos<\/h2>\n

The TBD62083AFWG from Toshiba is an 8-channel DMOS transistor array sink driver with 500mA per channel, 50V output voltage, and built-in clamp diodes in an 18-pin PSOP package.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Canales<\/td>\n8 (DMOS sink drivers)<\/td>\n<\/tr>\n
Output Voltage (sustaining)<\/td>\n50V (max)<\/td>\n<\/tr>\n
Output Current per Channel<\/td>\n500 mA (max)<\/td>\n<\/tr>\n
Input Voltage Range<\/td>\n2.5V to 25V (output on)<\/td>\n<\/tr>\n
Input Threshold (off)<\/td>\n0.6V (max)<\/td>\n<\/tr>\n
Clamp Diode Forward Current<\/td>\n400 mA (max)<\/td>\n<\/tr>\n
Output Leakage Current<\/td>\n1.0 uA (max @ 50V, 85C)<\/td>\n<\/tr>\n
Turn-On Delay<\/td>\n0.4 us (typ)<\/td>\n<\/tr>\n
Turn-Off Delay<\/td>\n0.8 us (typ)<\/td>\n<\/tr>\n
Power Dissipation<\/td>\n1.31 W (package)<\/td>\n<\/tr>\n
Paquete<\/td>\nPSOP-18 (SOL18, 1.27mm pitch)<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40 to +85 C<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • 8-channel DMOS sink driver (lower VCE(sat) than Darlington)<\/li>\n
  • 500mA per channel output capability<\/li>\n
  • Built-in clamp diodes for inductive load switching<\/li>\n
  • 2.5V minimum input for TTL\/CMOS compatibility<\/li>\n
  • Ultra-low 1uA output leakage current<\/li>\n
  • Fast switching: 0.4us on, 0.8us off<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Relay and solenoid drivers<\/li>\n
    • LED display drivers<\/li>\n
    • Stepper motor drivers<\/li>\n
    • Printer head drivers<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The TBD62083AFWG from Toshiba is an 8-channel DMOS transistor array sink driver with 500mA per channel, 50V output voltage, and built-in clamp diodes in an 18-pin PSOP package. Key Specifications Channels 8 (DMOS sink drivers) Output Voltage (sustaining) 50V (max) Output Current per Channel 500 mA (max) Input Voltage Range 2.5V to 25V […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[57,13],"tags":[],"chip_brand":[169],"class_list":["post-3783","post","type-post","status-publish","format-standard","hentry","category-insulated-gate-bipolar-transistors-igbt","category-integrated-circuits-ics","chip_brand-toshiba"],"acf":{"brief_explanation":"8-ch DMOS sink driver, 500mA\/ch, 50V, clamp diodes, PSOP-18","date_code":"","package_case":"PSOP-18 (SOL18, 11.4 x 7.5 x 2.2 mm, 1.27mm pitch)","in_stock":3137,"datasheet":"https:\/\/toshiba-semicon-storage.com\/cn\/semiconductor\/product\/linear-ics\/transistor-arrays\/detail.TBD62083AFWG.html","price":"$0.85 @ 1ku","product_introduction":"The TBD62083AFWG from Toshiba is an 8-channel DMOS (Double-Diffused MOS) transistor array designed as a modern replacement for traditional Darlington driver arrays like the ULN2803A. Unlike Darlington arrays that use bipolar NPN transistor pairs with high saturation voltage (typically 1.1-1.6V), the TBD62083A uses DMOS output transistors that provide significantly lower on-resistance and saturation voltage, resulting in lower power dissipation and higher efficiency. Each of the 8 channels can sink up to 500mA with a 50V output sustaining voltage, making the device suitable for driving relays, solenoids, stepper motors, and LED displays. The built-in clamp diodes on each output provide protection against inductive kickback when switching relay coils and motor windings. The input stage is compatible with 2.5V to 25V logic signals, covering both TTL\/5V CMOS and higher-voltage control interfaces. The DMOS technology also provides much faster switching speeds (0.4us turn-on, 0.8us turn-off) compared to Darlington arrays (typically several microseconds), and lower output leakage current (1uA max vs. 50-100uA for Darlington). The PSOP-18 package (pin-compatible with SOP-18 ULN2803A) enables drop-in replacement in many applications. The TBD62083AFWG is pin-compatible with the TD62083AFG Darlington version, allowing easy upgrade to DMOS technology.","working_principle":"The TBD62083AFWG operates as an 8-channel open-drain DMOS sinking driver. Key subsystems include: (1) DMOS Output Stage - each channel uses an N-channel DMOS transistor as the output switch; when the input is driven above the threshold (2.5V minimum), the DMOS transistor turns on and sinks current from the load to ground; the DMOS on-resistance is much lower than a Darlington pair, resulting in lower saturation voltage and power dissipation; (2) Input Stage - a level-shifting input circuit converts the logic-level input to the gate drive voltage for the DMOS transistor; the 2.5V minimum input voltage is compatible with 3.3V and 5V logic; the 0.6V maximum off-threshold ensures clean turn-off; (3) Clamp Diodes - each output has an integrated diode from the output to the COM pin; when an inductive load generates a flyback voltage spike, the clamp diode conducts, shunting the energy to the COM supply; the COM pin connects all diode cathodes and should be tied to the load supply; (4) Common Pin - the COM pin serves as the common connection for all 8 clamp diodes; it must be connected to the positive supply of the loads to provide a return path for inductive kickback current; (5) Low Leakage - the DMOS output has very low off-state leakage (1uA max at 85C), compared to Darlington arrays that have 50-100uA leakage due to collector-base leakage amplified by the Darlington current gain.","pin_description":"
      Pin<\/th>Name<\/th>Function<\/th><\/tr>
      1<\/td>IN1<\/td>Input channel 1<\/td><\/tr>
      2<\/td>IN2<\/td>Input channel 2<\/td><\/tr>
      3<\/td>IN3<\/td>Input channel 3<\/td><\/tr>
      4<\/td>IN4<\/td>Input channel 4<\/td><\/tr>
      5<\/td>IN5<\/td>Input channel 5<\/td><\/tr>
      6<\/td>IN6<\/td>Input channel 6<\/td><\/tr>
      7<\/td>IN7<\/td>Input channel 7<\/td><\/tr>
      8<\/td>IN8<\/td>Input channel 8<\/td><\/tr>
      9<\/td>GND<\/td>Ground<\/td><\/tr>
      10<\/td>COM<\/td>Clamp diode common (connect to load supply)<\/td><\/tr>
      11<\/td>OUT8<\/td>Output channel 8<\/td><\/tr>
      12<\/td>OUT7<\/td>Output channel 7<\/td><\/tr>
      13<\/td>OUT6<\/td>Output channel 6<\/td><\/tr>
      14<\/td>OUT5<\/td>Output channel 5<\/td><\/tr>
      15<\/td>OUT4<\/td>Output channel 4<\/td><\/tr>
      16<\/td>OUT3<\/td>Output channel 3<\/td><\/tr>
      17<\/td>OUT2<\/td>Output channel 2<\/td><\/tr>
      18<\/td>OUT1<\/td>Output channel 1<\/td><\/tr><\/table>","application_scenarios":"
      • 8-channel relay board: 3.3V MCU drives 8x 12V\/100mA relays with built-in clamp diodes<\/li>
      • Stepper motor: 4 channels drive unipolar stepper windings at 300mA with fast DMOS switching<\/li>
      • LED matrix: sink 8 rows of high-brightness LEDs at 200mA per channel from 3.3V logic<\/li>
      • ULN2803A upgrade: drop-in replacement with lower VCE(sat), faster switching, lower leakage<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Toshiba<\/td>TBD62084AFWG<\/td>PSOP-18<\/td>10.5kOhm input (6-15V CMOS)<\/td><\/tr>
        Toshiba<\/td>TD62083AFG<\/td>SOP-18<\/td>Darlington version, same pinout<\/td><\/tr>
        onsemi<\/td>ULN2803ADW<\/td>SOIC-18<\/td>Darlington, 500mA, industry standard<\/td><\/tr>
        Toshiba<\/td>TBD62783AFWG<\/td>PSOP-18<\/td>8-ch source driver (high-side)<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/3783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=3783"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/3783\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=3783"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=3783"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=3783"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=3783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}