SLVS514N june   2010  – july 2023 TPS2041B , TPS2042B , TPS2043B , TPS2044B , TPS2051B , TPS2052B , TPS2053B , TPS2054B

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  6. 5 General Switch Catalog
  7. 6 Pin Configuration and Functions
  8. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Dissipation Ratings
    7. 7.7 Typical Characteristics (All Devices Excluding TPS2051BDBV and TPS2052BD)
    8. 7.8 Typical Characteristics (TPS2051BDBV and TPS2052BD)
  9. 8 Parameter Measurement Information
  10. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagrams
    3. 9.3 Feature Description
      1. 9.3.1  Power Switch
      2. 9.3.2  Charge Pump
      3. 9.3.3  Driver
      4. 9.3.4  Enable ( ENx)
      5. 9.3.5  Enable (ENx)
      6. 9.3.6  Current Sense
      7. 9.3.7  Overcurrent
        1. 9.3.7.1 Overcurrent Conditions (All Devices Excluding TPS2051BDBV, TPS2052BD)
        2. 9.3.7.2 Overcurrent Conditions (TPS2051BDBV, TPS2052BD)
      8. 9.3.8  Overcurrent ( OCx)
      9. 9.3.9  Thermal Sense
      10. 9.3.10 Undervoltage Lockout
    4. 9.4 Device Functional Modes
  11. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Universal Serial Bus (USB) Applications
    2. 10.2 Typical Application
      1. 10.2.1 Typical Application (TPS2042B)
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Power-Supply Considerations
          2. 10.2.1.2.2 OC Response
        3. 10.2.1.3 Application Curves
      2. 10.2.2 Host and Self-Powered and Bus-Powered Hubs
        1. 10.2.2.1 Design Requirements
          1. 10.2.2.1.1 USB Power-Distribution Requirements
        2. 10.2.2.2 Detailed Design Procedure
          1. 10.2.2.2.1 Low-Power Bus-Powered and High-Power Bus-Powered Functions
        3. 10.2.2.3 Application Curves
      3. 10.2.3 Generic Hot-Plug Applications
        1. 10.2.3.1 Design Requirements
        2. 10.2.3.2 Detailed Design Procedure
        3. 10.2.3.3 Application Curves
  12. 11Power Supply Recommendations
    1. 11.1 Undervoltage Lockout (UVLO)
  13. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Power Dissipation
    4. 12.4 Thermal Protection
  14. 13Device and Documentation Support
    1. 13.1 Receiving Notification of Documentation Updates
    2. 13.2 Related Links
    3. 13.3 Support Resources
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 Glossary
  15. 14Mechanical, Packaging, and Orderable Information

Package Options

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

6 Pin Configuration and Functions

GUID-2C5B1B36-7A5F-41B6-BFAB-4BF91034BAF4-low.gif
† All enable outputs are active high for the TPS205xB series.
Figure 6-1 TPS2041B and TPS2051B: DBV Package5-Pin SOT-23Top View
GUID-E8FEA143-995B-4AF1-9DC7-6E4B5272508A-low.gif
† All enable outputs are active high for the TPS205xB series.
Figure 6-3 TPS2042B and TPS2052B: D and DGN Packages8-Pin SOIC and HVSSOPTop View
GUID-775B3E09-F565-4302-8F11-D7A7EE8BE1CD-low.gif
† All enable outputs are active high for the TPS205xB series.
Figure 6-5 TPS2043B and TPS2053B: D Package16-Pin SOICTop View
GUID-61DB182C-AC7E-4B2A-8974-23C0312D4928-low.gif
† All enable outputs are active high for the TPS205xB series.
Figure 6-2 TPS2041B and TPS2051B: D and DGN Packages8-Pin SOIC and HVSSOPTop View
GUID-B69B23A9-54EF-45D2-A936-8F51E8AE79A4-low.gif
† All enable outputs are active high for the TPS205xB series.
Figure 6-4 TPS2042B and TPS2052B: DRB Package8-Pin SONTop View
GUID-3DBA12E7-F23A-40A5-A07A-8B05A0E27A03-low.gif
† All enable outputs are active high for the TPS205xB series.
Figure 6-6 TPS2044B and TPS2054B: D Package16-Pin SOICTop View
Table 6-1 Pin Functions (TPS2041B and TPS2051B)
PIN I/O DESCRIPTION
NAME TPS2041B TPS2051B TPS2041B TPS2051B
SOIC AND DGN SOT-23
EN 4 — 4 — I Enable input, logic low turns on power switch
EN — 4 — 4 I Enable input, logic high turns on power switch
GND 1 1 2 2 — Ground
IN 2, 3 2, 3 5 5 I Input voltage
OC 5 5 3 3 O Overcurrent open-drain output, active-low
OUT 6, 7, 8 6, 7, 8 1 1 O Power-switch output
Table 6-2 Pin Functions (TPS2042B and TPS2052B)
PIN I/O DESCRIPTION
NAME TPS2042B TPS2052B
SOIC, HVSSOP, SON
EN1 3 — I Enable input, logic low turns on power switch IN-OUT1
EN2 4 — I Enable input, logic low turns on power switch IN-OUT2
EN1 — 3 I Enable input, logic high turns on power switch IN-OUT1
EN2 — 4 I Enable input, logic high turns on power switch IN-OUT2
GND 1 1 — Ground
IN 2 2 I Input voltage
OC1 8 8 O Overcurrent, open-drain output, active low, IN-OUT1
OC2 5 5 O Overcurrent, open-drain output, active low, IN-OUT2
OUT1 7 7 O Power-switch output, IN-OUT1
OUT2 6 6 O Power-switch output, IN-OUT2
PowerPAD™ — — — Internally connected to GND; used to heat-sink the part to the circuit board traces. Should be connected to GND pin.
Table 6-3 Pin Functions (TPS2043B and TPS2053B)
PIN I/O DESCRIPTION
NAME TPS2043B TPS2053B
SOIC SOIC
EN1 3 — I Enable input, logic low turns on power switch IN1-OUT1
EN2 4 — I Enable input, logic low turns on power switch IN1-OUT2
EN3 7 — I Enable input, logic low turns on power switch IN2-OUT3
EN1 — 3 I Enable input, logic high turns on power switch IN1-OUT1
EN2 — 4 I Enable input, logic high turns on power switch IN1-OUT2
EN3 — 7 I Enable input, logic high turns on power switch IN2-OUT3
GND 1, 5 1, 5 — Ground
IN1 2 2 I Input voltage for OUT1 and OUT2
IN2 6 6 I Input voltage for OUT3
NC 8, 9, 10 8, 9, 10 — No connection
OC1 16 16 O Overcurrent, open-drain output, active low, IN1-OUT1
OC2 13 13 O Overcurrent, open-drain output, active low, IN1-OUT2
OC3 12 12 O Overcurrent, open-drain output, active low, IN2-OUT3
OUT1 15 15 O Power-switch output, IN1-OUT1
OUT2 14 14 O Power-switch output, IN1-OUT2
OUT3 11 11 O Power-switch output, IN2-OUT3
Table 6-4 Pin Functions (TPS2044B and TPS2054B)
PIN I/O DESCRIPTION
NAME TPS2044B TPS2054B
SOIC SOIC
EN1 3 — I Enable input, logic low turns on power switch IN1-OUT1
EN2 4 — I Enable input, logic low turns on power switch IN1-OUT2
EN3 7 — I Enable input, logic low turns on power switch IN2-OUT3
EN4 8 — I Enable input, logic low turns on power switch IN2-OUT4
EN1 — 3 I Enable input, logic high turns on power switch IN1-OUT1
EN2 — 4 I Enable input, logic high turns on power switch IN1-OUT2
EN3 — 7 I Enable input, logic high turns on power switch IN2-OUT3
EN4 — 8 I Enable input, logic high turns on power switch IN2-OUT4
GND 1, 5 1, 5 — Ground
IN1 2 2 I Input voltage for OUT1 and OUT2
IN2 6 6 I Input voltage for OUT3 and OUT4
OC1 16 16 O Overcurrent, open-drain output, active low, IN1-OUT1
OC2 13 13 O Overcurrent, open-drain output, active low, IN1-OUT2
OC3 12 12 O Overcurrent, open-drain output, active low, IN2-OUT3
OC4 9 9 O Overcurrent, open-drain output, active low, IN2-OUT4
OUT1 15 15 O Power-switch output, IN1-OUT1
OUT2 14 14 O Power-switch output, IN1-OUT2
OUT3 11 11 O Power-switch output, IN2-OUT3
OUT4 10 10 O Power-switch output, IN2-OUT4