SLVSAD1B June   2010  – January 2016 TPS80010

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Enable
      2. 7.3.2 Buck DC-DC Converter and Load Switch
      3. 7.3.3 Boost DC-DC Converter and Post-Regulation LDO
      4. 7.3.4 Battery Monitoring Switch and False Load
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Buck Output Filter Design
        2. 8.2.2.2 Buck Inductor Selection
        3. 8.2.2.3 Buck Output Capacitor Selection
        4. 8.2.2.4 Buck Input Capacitor Selection
        5. 8.2.2.5 Boost Inductor Selection
        6. 8.2.2.6 Boost Input Capacitor
        7. 8.2.2.7 Boost Output Capacitor
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Community Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

5 Pin Configuration and Functions

RSM Package
32-Pin VQFN
Bottom View
TPS80010 po_lvsad1.gif

Pin Functions

PIN I/O DESCRIPTION
NAME NO.
BAT_CHECK 15 O Battery monitor switch output. Connect to ADC for battery-level check.
BAT_FALSELOAD 18 I Battery monitor input for false-load check
BAT_FALSELOAD_EN 28 I Battery false load switch enable
EN_BAT_CHECK 30 I Battery-check path enable
EN_BOOST 32 I Boost converter enable
EN_BUCK 4 I Buck converter enable
EN_LDO 31 I Boost post-regulation LDO enable
EN_SW1 27 I Buck-load switch (SW1) enable
FB_BOOST 12 I Boost-converter feedback input
FB_BUCK 29 I Buck converter feedback input
GND 10 – Ground
GND2 5 – Device ground
GND3 20 – Device ground
GND_BOOST 9 – Boost converter ground
GND_BUCK 1 – Buck converter ground
GND_FALSELOAD 17 O False load ground
IN_VIO 25, 26 – Internal I/O power supply. Load switch 1 input. Connect externally to buck output
IN_VM 13 I Boost post-regulation LDO input. Connect externally to VO_BOOST.
MODE_BUCK 6 I Buck converter mode control. High for PWM, low for PFM.
OUT_VIO 23, 24 O Load switch 1 output
OUT_VM 14 O Boost post-regulation LDO output
PG 21 O Buck Power Good indication output. High when VBUCK > 1.7 V.
PP_BAT 19 I Battery input for level check
SW_BOOST 8 I/O Boost converter switching node. Inductor connection.
SW_BUCK 2 O Buck converter switching output. Inductor connection.
TEST1 22 I/O Test pin1 (tie to GND)
TEST2 16 O Test pin 2 (do not connect)
VIN_BOOST 11 – Boost-converter power supply
VIN_BUCK 3 – Buck converter power supply
VO_BOOST 7 O Boost converter regulated output