JAJSIF1B January   2020  – April 2021 TPS562207

PRODUCTION DATA  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  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 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 Adaptive On-Time Control and PWM Operation
      2. 7.3.2 Soft Start and Pre-Biased Soft Start
      3. 7.3.3 Current Protection
      4. 7.3.4 Undervoltage Lockout (UVLO) Protection
      5. 7.3.5 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Standby Operation
  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 Output Voltage Resistors Selection
        2. 8.2.2.2 Output Filter Selection
        3. 8.2.2.3 Input Capacitor Selection
        4. 8.2.2.4 Bootstrap Capacitor Selection
      3. 8.2.3 Application Curves
  9. 9 Layout
    1. 9.1 Layout Guidelines
    2. 9.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 サポート・リソース
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

6.5 Electrical Characteristics

TJ = –40°C to 125°C, VIN = 12 V (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
SUPPLY CURRENT
IVINOperating – non-switching supply currentVIN current, EN = 5 V, VFB = 1 V590750µA
IVINSDNShutdown supply currentVIN current, EN = 0 V13µA
LOGIC THRESHOLD
VENHEN high-level input voltageEN1.351.6V
VENLEN low-level input voltageEN0.81.05V
RENEN pin resistance to GNDVEN = 12 V225400900kΩ
VFB VOLTAGE AND DISCHARGE RESISTANCE
VFBTHVFB threshold voltageTA = 25°C788804820mV
IFBVFB input currentVFB = 1 V0±0.1µA
MOSFET
RDS(on)hHigh-side switch resistanceTA = 25°C, VBST – SW = 5.5 V140mΩ
RDS(on)lLow-side switch resistanceTA = 25°C84mΩ
CURRENT LIMIT
Iocl_l_sourceLow side FET source current limit2.243.14A
INocl_l_sinkLow side FET sink current limit1.1A
THERMAL SHUTDOWN
TSDNThermal shutdown threshold(1)Shutdown temperature160°C
Hysteresis25
ON-TIME TIMER CONTROL
tOFF(MIN)Minimum off timeVFB = 0.5 V220310ns
SOFT START
TssSoft-start timeInternal soft-start time, Test Vout from 10% to 90%1.2ms
FREQUENCY
FswSwitching frequencyVO = 1.05 V580kHz
OUTPUT UNDERVOLTAGE
VUVPOutput UVP thresholdHiccup detect (H > L)65%
THICCUP_WAITHiccup on time2.2ms
THICCUP_REHiccup time before restart18ms
UVLO
UVLOUVLO thresholdWake up VIN voltage4.04.3V
Shutdown VIN voltage3.33.6
Hysteresis VIN voltage0.4
(1) Not production tested.