# TDA1085C (Component) ## Description Motor Driver Parallel 16-PDIP The TDA1085C is a universal motor speed controller IC designed for phase-angle control of AC universal motors. It is commonly used in washing machines, power tools, and other appliances requiring closed-loop motor speed regulation using a TRIAC drive stage. Key Features Closed-loop motor speed control TRIAC phase-angle control output Integrated frequency-to-voltage converter Built-in soft-start function Dual acceleration ramp generator Load current limiting protection Tachogenerator feedback sensing Direct AC line supply capability Motor stall and tachometer failure protection Wide operating temperature range Available in DIP-16 package Typical Applications Washing machine motor control AC universal motor drives Industrial motor speed regulators Power tools Sewing machines Small appliance motor controllers Package Information Package Type: PDIP-16 / SOIC-16 Operating Voltage: Typically up to 15 V regulated supply Manufacturer: Originally Motorola / ON Semiconductor #CommonPartsLibrary #IntegratedCircuit #motor-driver ## Component Details - **Owner:** adrian95 - **Created:** 5/14/2026 - **Last Updated:** 5/14/2026 - **Visibility:** Public - **Datasheet URL:** https://datasheet.datasheetarchive.com/originals/distributors/Datasheets-23/DSA-456894.pdf - **Manufacturer Name:** ON Semiconductor - **Part Type:** Integrated Circuit - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Part Number:** TDA1085C - **Symbol Style:** parametric-v1 ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Mouser](https://www.mouser.com/ProductDetail/onsemi/TDA1085C?qs=xZq1yRCsb1cTi1xGI36ZTA%3D%3D) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** ON Semiconductor - **MPN:** TDA1085C - **Package / Case Code:** 16-SOIC - **Pin Count:** 16 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 10 | SHUNT_REGULATOR_BALLAST_RESISTOR | | | 9 | +_VCC | | | 2 | VOLTAGE_SYNCHRONIZATION | | | 1 | CURRENT_SYNCHRONIZATION | | | 11 | F/VC_PUMP_CAPACITOR | | | 4 | ACTUAL_SPEED | | | 6 | RAMP_CURRENT_GEN._CONTROL | | | 12 | DIGITAL_SPEED_SENSE | | | 5 | SET_SPEED | | | 16 | CLOSED_LOOP_STABILITY | | | 7 | RAMP_GEN._TIMING | | | 14 | SAWTOOTH_CAPACITOR | | | 15 | SAWTOOTH_SET_CURRENT | | | 3 | MOTOR_CURRENT_LIMIT | | | 13 | TRIGGER_PULSE_OUTPUT | | | 8 | -VCC | | --- *Generated from [https://www.flux.ai/adrian95/tda1085c](https://www.flux.ai/adrian95/tda1085c)*