SLVS638C January   2006  – November 2014

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
  4. Functional Block Diagram
  5. Revision History
  6. Pin Configuration and Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Handling Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics — TL2575
    6. 7.6 Electrical Characteristics — TL2575HV
    7. 7.7 Typical Characteristics
  8. Parameter Measurement Information
    1. 8.1 Test Circuits
  9. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Feedback Connection
      2. 9.3.2 ON/OFF Input
    4. 9.4 Device Functional Modes
      1. 9.4.1 Standby Mode
  10. 10Application and Implementation
    1. 10.1 Typical Application
      1. 10.1.1 Design Requirements
      2. 10.1.2 Detailed Design Procedure
        1. 10.1.2.1 Input Capacitor (CIN)
        2. 10.1.2.2 Output Capacitor (COUT)
        3. 10.1.2.3 Catch Diode
        4. 10.1.2.4 Inductor
        5. 10.1.2.5 Output Voltage Ripple and Transients
        6. 10.1.2.6 Grounding
        7. 10.1.2.7 Reverse Current Considerations
        8. 10.1.2.8 Buck Regulator Design Procedure
        9. 10.1.2.9 Inductor Selection Guide
      3. 10.1.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Related Links
    2. 13.2 Trademarks
    3. 13.3 Electrostatic Discharge Caution
    4. 13.4 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6 Pin Configuration and Functions

po1_slvs638.gif
po2_slvs638.gif
po3_slvs638.gif

Pin Functions

PIN TYPE DESCRIPTION
NAME KTT
TO-263
N
PDIP
KV
TO-220
FEEDBACK 4 7 4 Input Feedback pin. Connect to VOUT for fixed-voltage TL2575. Connect between two adjustment resistors for adjustable-voltage TL2575.
GND 3 5 3 Ground
12
13
NC 1 No connect
2
4
6
8
10
11
14
15
ON/OFF 5 9 5 Input Manual shutdown pin
OUTPUT 2 3 2 Output Output pin
VIN 1 16 1 Input Supply input pin