MIC3809YM-TR The Microchip Technology MIC3809YM-TR is a Push-Pull PWM Controller IC designed for step-up/step-down applications. It operates within a voltage range of 4.1V to 14V and features a frequency control function.
Mfr Part #:

MIC3809YM-TR

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology MIC3809YM-TR is a Push-Pull PWM Controller IC designed for step-up/step-down applications. It operates within a voltage range of 4.1V to 14V and features a frequency control function.
✓ Total Stock: 39,458 pcs
$ Price Range: $0.78

MIC3809YM-TR Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
32,458 pcs
32458 pcs On Request 1 On Request On Request 2020+ On Request On Request
Non-Authorised Inventory information
7,000 pcs
7000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

MIC3809YM-TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Industrial Grade
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Package / Case
SVHC Present
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage

MIC3809YM-TR Description

Short technical summary and product information.

The Microchip Technology MIC3809YM-TR is a high-speed, low-power Push-Pull PWM Controller IC. It is suitable for telecom-level isolated step-down DC/DC conversion applications requiring high output current, small size, and high efficiency.

 

This controller utilizes a dual-ended push-pull architecture for efficient transformer utilization and a higher effective duty cycle. It offers adjustable dead-time between outputs, ranging from 60ns to 200ns, limiting each output stage's duty cycle to less than 50%. The device operates on a low-power, high-speed BiCMOS process with a typical start-up current of 130 µA and a run current of 1mA.

 

Key electrical specifications include an operating voltage range of 4.1V to 14V, a nominal frequency of 200kHz, and a maximum duty cycle of 49%. It features frequency control and is designed for step-up/step-down functions. The output type is a Transistor Driver, with positive and isolation-capable output configurations.

 

The MIC3809YM-TR is available in an 8-SOIC package with surface mount mounting type. It operates within an ambient temperature range of -40°C to 85°C. The part is also noted for its typical start-up current of 130 µA and run current of 1mA, contributing to high efficiency even at light loads.

MIC3809YM-TR Quick Information

Product Type: DC DC Switching Controller
Canonical Name: MIC3809YM-TR Push-Pull PWM Controller
Subcategory: PWM Controller

MIC3809YM-TR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

MIC3809YM-TR Estimated Pricing

Qty Low High
1+ $0.78 $0.78

Estimated market price range - modelled values for guidance only, not live distributor offers.

MIC3809YM-TR Features

  • Push-pull PWM controller IC.
  • Operates from 4.1V to 14V.
  • Features frequency control function.
  • Surface mount 8-SOIC package.
  • Wide -40°C to 85°C operating temperature.

MIC3809YM-TR Applications

  • Ideal for telecom DC/DC conversion.
  • Supports step-up/step-down applications.
  • Used in push-pull converter designs.
  • Suitable for isolation capable outputs.

MIC3809YM-TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the MIC3809YM-TR?

The operating voltage range is 4.1V to 14V.

What is the maximum duty cycle for this PWM controller?

The maximum duty cycle is 49%.

What type of package is the MIC3809YM-TR supplied in?

It is supplied in an 8-SOIC package.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (TA).

What is the function of the MIC3809YM-TR?

Its function is Step-Up/Step-Down.

What topology does this controller support?

It supports Full-Bridge, Half-Bridge, and Push-Pull topologies.

What is the typical start-up current?

The typical start-up current is 130 µA.

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