SLVSCV8E December   2015  – June 2025 TPS4H160-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 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 Switching Characteristics
    7. 6.7 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Pin Current and Voltage Conventions
      2. 7.3.2 Accurate Current Sense
      3. 7.3.3 Adjustable Current Limit
      4. 7.3.4 Inductive-Load Switching-Off Clamp
      5. 7.3.5 Fault Detection and Reporting
        1. 7.3.5.1 Diagnostic Enable Function
        2. 7.3.5.2 Multiplexing of Current Sense
        3. 7.3.5.3 Fault Table
        4. 7.3.5.4 STx and FAULT Reporting
      6. 7.3.6 Full Diagnostics
        1. 7.3.6.1 Short-to-GND and Overload Detection
        2. 7.3.6.2 Open-Load Detection
          1. 7.3.6.2.1 Channel On
          2. 7.3.6.2.2 Channel Off
        3. 7.3.6.3 Short-to-Battery Detection
        4. 7.3.6.4 Reverse Polarity Detection
        5. 7.3.6.5 Thermal Fault Detection
          1. 7.3.6.5.1 Thermal Shutdown
      7. 7.3.7 Full Protections
        1. 7.3.7.1 UVLO Protection
        2. 7.3.7.2 Loss-of-GND Protection
        3. 7.3.7.3 Protection for Loss of Power Supply
        4. 7.3.7.4 Reverse-Current Protection
        5. 7.3.7.5 MCU I/O Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Working Modes
  9. 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
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Examples
        1. 8.4.2.1 Without a GND Network
        2. 8.4.2.2 With a GND Network
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

6.5 Electrical Characteristics

5 V < VVS < 40 V; −40°C < TJ < 150°C, unless otherwise specified)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
OPERATING VOLTAGE
VVS(nom)Nominal operating voltage440V
VVS(uvr)Undervoltage turnonVVS rises up3.53.74V
VVS(uvf)Undervoltage shutdownVVS falls down33.23.4V
V(uv,hys)Undervoltage shutdown, hysteresis0.5V
OPERATING CURRENT
I(op)Nominal operating current(1)VVS = 13.5 V, VINx = 5 V, VDIAG_EN = 0 V, IOUTx = 0.5 A, current limit = 2 A, all channels on8mA
I(off)Standby currentVVS = 13.5 V, VINx = VDIAG_EN = VCS = VCL = VOUTx = THER = 0 V,
TJ = 25°C		0.5µA
VVS = 13.5 V, VINx = VDIAG_EN = VCS = VCL = VOUTx = THER = 0 V,
TJ = 125°C		5
I(off,diag)Standby current with diagnostic enabledVVS = 13.5 V, VINx = 0 V, VDIAG_EN = 5 V, VVS – VOUTx > V(ol,off), not in open-load mode5mA
t(off,diag)Standby mode deglitch time(1)IN from high to low, if deglitch time > t(off,deg), the device enters into standby mode.1012.515ms
Ilkg(out)Output leakage current in off-stateVVS = 13.5 V, VINx = VDIAG_EN = VOUTx = 03µA
POWER STAGE
rDS(on)On-state resistance(1)VVS ≥ 3.5 V, TJ = 25°C165mΩ
VVS ≥ 3.5 V, TJ = 150°C280
ICL(int)Internal current limitInternal current limit value, CL pin connected to GND814A
ICL(TSD)Current limit during thermal shutdown(1)Internal current limit value under thermal shutdown6.5A
External current limit value under thermal shutdown. The percentage of the external current limit setting value70%
VDS(clamp)Drain-to-source internal clamp voltage5070V
OUTPUT DIODE CHARACTERISTICS
VFDrain−source diode voltageIN = 0, IOUTx = −0.15 A.0.30.70.9V
IR(1), IR(2)Continuous reverse current from source to drain(1)t < 60 s, VINx = 0 V, TJ = 25°C, single channel reversed, short-to-battery condition2.5A
t < 60 s, VINx = 0 V, GND pin 1-kΩ resistor in parallel with diode. TJ = 25°C. Reverse-polarity condition, all channels reversed2
LOGIC INPUT (INx, DIAG_EN, SEL, SEH, THER)
VIHLogic high-level voltage2V
VILLogic low-level voltage0.8V
R(logic,pd)Logic-pin pulldown resistorINx, SEL, SEH, THER, VINx = VSEL = VSEH = VTHER = 5 V100175250kΩ
DIAG_EN. VVS = VDIAG_EN = 5 V200275350
DIAGNOSTICS
Ilkg(GND_loss)Output leakage current under GND loss condition100µA
V(ol,off)Open-load detection thresholdIN = 0 V, when VVS – VOUTx < t(ol,off), duration longer than t(ol,off), then open load is detected, off state1.62.6V
td(ol,off)Open-load detection threshold deglitch time (see Figure 6-3)IN = 0 V, when VVS – VOUTx < V(ol,off) , duration longer than t(ol,off), then open load is detected, off state300550800µs
I(ol,off)Off-state output sink currentVINx = 0 V, VDIAG_EN = 5 V, VVS = VOUTx = 13.5 V, TJ = 125°C, open load–75µA
VOL(STx)Status low-output voltageISTx = 2 mA, version A only0.2V
VOL(FAULT)Fault low-output voltageIFAULT = 2 mA, version B only0.2V
tCL(deg)Deglitch time when current limit occurs(1)VINx = VDIAG_EN = 5 V, the deglitch time from current limit toggling to FAULT, STx, CS report.80180µs
T(SD)Thermal shutdown threshold(1)160175°C
T(SD,rst)Thermal shutdown status reset threshold(1)155°C
T(SW)Thermal swing shutdown threshold(1)60°C
T(hys)Hysteresis for resetting the thermal shutdown or thermal swing(1)10°C
CURRENT SENSE (Version B) AND CURRENT LIMIT
K(CS)Current-sense ratio300
K(CL)Current-limit ratio2500
VCL(th)Current limit internal threshold(1)0.8V
dK(CS) / K(CS)Current-sense accuracy, (ICS × K(CS) – IOUTx) /IOUTx × 100VVS = 13.5 V, IOUTx ≥ 5 mA–65%65%
VVS = 13.5 V, IOUTx ≥ 25 mA–15%15%
VVS = 13.5 V, IOUTx ≥ 50 mA–8%8%
VVS = 13.5 V, IOUTx ≥ 100 mA–4%4%
VVS = 13.5 V, IOUTx ≥ 0.5 A–3%3%
dK(CL) / K(CL)External current limit accuracy(2) (IOUTx – ICL × K(CL)) × 100 / (ICL × K(CL))VVS = 13.5 V, I(limit) ≥ 0.25 A–20%20%
VVS = 13.5 V, 0.5 A ≤ I(limit) ≤ 7 A–15%15%
VCS(lin)Current-sense voltage linear range(1)VVS ≥ 6.5 V04V
5 V ≤ VVS < 6.5 V0VVS – 2.5
IOUTx(lin)Output-current linear range(1)VVS ≥ 6.5 V, VCS(lin) ≤ 4 V02.5A
5 V ≤ VVS < 6.5 V, VCS(lin) ≤ VVS – 2.5 V02.5
VCS(H)Current sense pin output voltageVVS ≥ 7 V, fault mode4.56.5V
5 V ≤ VVS < 7 V, fault modeMin(VVS – 2, 4.5)6.5V
ICS(H)Current-sense pin output currentVCS = 4.5 V, VVS = 13.5 V15mA
Ilkg(CS)Current-sense leakage current in disabled modeVDIAG_EN = 0 V, TJ =125°C0.5µA
(1) Value specified by design, not subject to production test
(2) External current limit accuracy is only applicable to overload conditions greater than 1.5 x the current limit setting