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TSM108ID

Current Mode PWM Controller 14-Pin SO

Manufacturer:STMicroelectronics
Avnet Manufacturer Part #: TSM108ID
Secondary Manufacturer Part#: TSM108ID
  • Legend Information Icon RoHS 10 Compliant
  • Legend Information Icon Tariff Charges

TSM108 is a step-down PWM controller designed to drive an external P-channel MOSFET, providing for constant voltage and constant current regulations in battery charger applications. TSM108 can easily be configured for very wide voltage and current needs. It has been realized in rugged BCD technology and includes a PWM generator, Voltage and Current control loops, a precise Voltage Reference, and a Gate Driver. The device can sustain 60V on Vcc, and therefore meet the standard Load Dump requirements of the 12V cars battery. On boards there are other security functions which lock the external power in OFF state: OVLO (Over Voltage Lockout) and UVLO (Under Voltage Lockout). The mosfet gate is also protected from over voltage drive thanks to a 12V clamping protection circuit. Moreover, a standby feature allows very low quiescent current when activated, but keeping safe the external power element when Off. The IC is suitable for 12V car accessories, as well as other DC/DC step down converters.

  • Output high side current sensing
  • Precise CC/CV regulation
  • Adjustable switching frequency
  • Adjustable OVP/UVP UVLO thresholds
  • Standby mode feature
  • Sustains 60V
  • Minimal external components count
  • Drives external P-channel MOSFET or PNP Bipolar transistors
  • Technical Attributes

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    Description Value
    No
    100 %
    0 %
    Gold
    260
    100 %
    Surface Mount
    MSL 1 - Unlimited
    1
    14
    1
    No
    -40 to 125 °C
    125 °C
    -40 °C
    14SOIC
    14
    Double Ended Controller
    8.75 x 4 x 1.65 mm
    No
    SOIC
    35 V
    9 V
    130 kHz
    70 kHz
    100 kHz

    ECCN / UNSPSC / COO

    Description Value
    Country of Origin: RECOVERY FEE
    ECCN: EAR99
    HTSN: 8542330001
    Schedule B: 8542330000
    In Stock :  0
    Additional inventory
    Factory Lead Time: 112 Weeks
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