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STMicroelectronics SRK2001ATR
- Part No.:
- SRK2001ATR
- Manufacturer:
- STMicroelectronics
- Category:
- Power Supply Controllers, Monitors
- Package:
- 10-SOP (0.154", 3.90mm Width)
- Datasheet:
-
SRK2001ATR.pdf
- Description:
- IC REG CTLR AC-DC LLC RES 10SSOP
- Quantity:
Unit Price:$0.412500
Ext Price:$1031.250000
- Payment:
- Shipping:
Product Details
SRK2001ATR - Flyback Synchronous Rectification Controller (SOIC-8)
SRK2001ATR is a high-efficiency synchronous rectification controller from STMicroelectronics, designed for flyback power supplies to replace traditional diode rectifiers with MOSFET-based solutions.
It significantly reduces conduction losses and improves system efficiency, making it ideal for adapters, industrial power supplies, and low-voltage high-current outputs.
This page is for engineering reference only. Always verify parameters with the latest official datasheet.
Overview
SRK2001ATR controls an external MOSFET for synchronous rectification on the secondary side of flyback converters, enabling higher efficiency compared to diode-based rectification.
It detects current direction and switching conditions to optimize MOSFET drive timing, improving both performance and thermal behavior across load conditions.
Key Advantages
Replaces diode losses with MOSFET conduction.
Lower thermal dissipation improves reliability.
Optimizes switching timing automatically.
Suitable for low-voltage high-current outputs.
Feature Summary
Optimized for secondary-side rectification.
Drives external synchronous MOSFET.
Supports energy-efficient systems.
Includes undervoltage and fault protection.
Package & Footprint
The SRK2001ATR comes in an SOIC-8 package suitable for standard SMT applications.
- SOIC-8 package
- Easy PCB assembly
- Widely used in power designs
Pin Functions
Key Specifications
| Device Type | Synchronous Rectifier Controller |
|---|---|
| Topology | Flyback (Secondary Side) |
| Package | SOIC-8 |
| Control | Adaptive MOSFET Drive |
| Application | AC/DC Power Supplies |
Equivalent
For SRK2001ATR, alternative synchronous rectification controllers include:
- TEA2095TE (NXP) – Functional Equivalent
- TEA1995T (NXP) – Functional Equivalent
- TEA2095T (NXP) – Functional Equivalent
- TEA1795T (NXP) – Functional Equivalent
- MAX17606AZT+ (ADI/Maxim) – Similar Function
- MAX17606AZT+T (ADI/Maxim) – Similar Function
Applications
Power Adapters
High-efficiency AC/DC adapters
Flyback Converters
Secondary-side rectification
Industrial Power
Reliable power conversion
Consumer Electronics
Low standby power designs
FAQ
Does SRK2001ATR improve efficiency?
Are replacements pin-compatible?
SRK2001ATR Information
- Specifications
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- 10-SOP (0.154", 3.90mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Applications:
- Secondary-Side Controller, Synchronous Rectifier
- Voltage - Input:
- -
- Voltage - Supply:
- 4.5V ~ 32V
- Current - Supply:
- 35 mA
- Operating Temperature:
- -25°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 10-SSOP
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