ZHCSQN1 October   2023 TPS1210-Q1

ADVANCE INFORMATION  

  1.   1
  2. 特性
  3. 应用
  4. 说明
  5. Revision History
  6. Device Comparison
  7. Pin Configuration and Functions
  8. 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 Switching Characteristics
  9. Parameter Measurement Information
  10. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Charge Pump and Gate Driver Output (VS, G1PU, G1PD, G2, BST, SRC)
      2. 9.3.2 Capacitive Load Driving Using FET Gate (G1PU, G1PD) Slew Rate Control
      3. 9.3.3 Short-Circuit Protection
        1. 9.3.3.1 Short-Circuit Protection With Auto-Retry
        2. 9.3.3.2 Short-Circuit Protection With Latch-Off
      4. 9.3.4 Undervoltage Protection (UVLO)
      5. 9.3.5 Reverse Polarity Protection
      6. 9.3.6 Short-Circuit Protection Diagnosis (SCP_TEST)
      7. 9.3.7 TPS1210x-Q1 as a Simple Gate Driver
    4. 9.4 Device Functional Modes
  11. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Application Limitations
        1. 10.1.1.1 Short-Circuit Protection Delay
        2. 10.1.1.2 Short-Circuit Protection Threshold
    2. 10.2 Typical Application: Circuit Breaker in Battery Management System (BMS) using Low Side Current Sense
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curves
    3. 10.3 Power Supply Recommendations
    4. 10.4 Layout
      1. 10.4.1 Layout Guidelines
      2. 10.4.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 接收文档更新通知
    2. 11.2 支持资源
    3. 11.3 Trademarks
    4. 11.4 静电放电警告
    5. 11.5 术语表
  13. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Tape and Reel Information

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Electrical Characteristics

TJ = –40 ℃ to +125℃. V(VS) = 12 V, V(BST – SRC) = 11 V, V(SRC) = 0 V
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY VOLTAGE
VS Operating input voltage 3.5 40 V
I(Q) Total system quiescent current, I(GND) V(EN/UVLO) = 2 V 35 µA
I(SHDN) SHDN current, I(GND) V(EN/UVLO) = 0 V, V(SRC) = 0 V 1.5 µA
ENABLE, UNDERVOLTAGE LOCKOUT (EN/UVLO), SHORT CIRCUIT COMPARATOR TEST (SCP_TEST) INPUT
V(UVLOR) UVLO threshold voltage, rising 1.24 V
V(UVLOF) UVLO threshold voltage, falling 1.14 V
V(ENR) Enable threshold voltage for low Iq shutdown, rising 1.02 V
V(ENF) Enable threshold voltage for low Iq shutdown, falling 0.3 V
V(SCP_TEST) SCP test mode rising threshold 1.02 V
V(SCP_TEST) SCP  test mode rising threshold 0.3 V
I(EN/UVLO) Enable input leakage current V(EN/UVLO)  = 12 V 180 nA
CHARGE PUMP (BST–SRC)
V(BST – SRC_ON) Charge Pump turn on voltage V(EN/UVLO) = 2 V 10 V
V(BST – SRC_OFF) Charge Pump turn off voltage V(EN/UVLO) =  2 V 11.8 V
V(BST_UVLOR) V(BST – SRC) UVLO voltage threshold, rising V(EN/UVLO) = 2 V 9.5 V
V(BST_UVLOF) V(BST – SRC) UVLO voltage threshold, falling V(EN/UVLO) =  2 V 7.2 V
I(SRC) SRC pin leakage current V(EN/UVLO) =  2 V, V(INP1) = V(INP2) = 0 V 1 µA
GATE DRIVER OUTPUTS (G1PU, G1PD, G2)
I(G1PU), I(G2_src) Peak Source Current 1.69 A
I(G1PD), I(G2_snk) Peak Sink Current 2 A
V(G1_GOOD) VGS Good Threshold for G1 Gate
Drive
7.5 V
SHORT CIRCUIT PROTECTION (ISCP)
V(SCP) SCP threshold  R(ISCP) =  145 kΩ 240 300 360 mV
R(ISCP) =  32.5 kΩ 75 mV
R(ISCP) =  15 kΩ 40 mV
DELAY TIMER (TMR)
I(TMR_SRC_CB) TMR source current 80 µA
I(TMR_SRC_FLT) TMR source current  2.2 µA
I(TMR_SNK) TMR sink  current 2.5 µA
V(TMR_SC) 1.1 V
V(TMR_LOW) 0.2 V
N(A-R Count) 32
INPUT CONTROLS (INP1, INP2), CURRENT SENSE SELECT (CS_SEL) AND FAULT FLAG (FLT)
R(FLT) FLT Pull-down resistance 70
V(INP1_H) , V(INP2_H) TPS12100-Q1 Only 2 V
V(INP1_L) , V(INP2_L) TPS12100-Q1 Only 0.8 V
V(CS_SEL_H)  CS_SEL threshold for low side sensing 2 V
V(CS_SEL_L)  CS_SEL threshold for high side sensing 0.8 V