SLUSFY4 December   2025 UCC21711-Q1

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Power Ratings
    6. 5.6  Insulation Specifications
    7. 5.7  Safety-Related Certifications
    8. 5.8  Safety Limiting Values
    9. 5.9  Electrical Characteristics
    10. 5.10 Switching Characteristics
    11. 5.11 Insulation Characteristics Curves
    12. 5.12 Typical Characteristics
  7. Parameter Measurement Information
    1. 6.1 Propagation Delay
      1. 6.1.1 Regular Turn-OFF
    2. 6.2 Input Deglitch Filter
    3. 6.3 Active Miller Clamp
      1. 6.3.1 Internal On-chip Active Miller Clamp
    4. 6.4 Undervoltage Lockout (UVLO)
      1. 6.4.1 VCC UVLO
      2. 6.4.2 VDD UVLO
    5. 6.5 OC (Over Current) Protection
      1. 6.5.1 OC Protection with Soft Turn-OFF
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Power Supply
      2. 7.3.2  Driver Stage
      3. 7.3.3  VCC and VDD Undervoltage Lockout (UVLO)
      4. 7.3.4  Active Pulldown
      5. 7.3.5  Short Circuit Clamping
      6. 7.3.6  Internal Active Miller Clamp
      7. 7.3.7  Overcurrent and Short Circuit Protection
      8. 7.3.8  Soft Turn-off
      9. 7.3.9  Fault ( FLT, Reset and Enable ( RST/EN)
      10. 7.3.10 Isolated Analog to PWM Signal Function
    4. 7.4 Device Functional Modes
  9. Applications 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 Input Filters for IN+, IN- and RST/EN
        2. 8.2.2.2 PWM Interlock of IN+ and IN-
        3. 8.2.2.3 FLT, RDY and RST/EN Pin Circuitry
        4. 8.2.2.4 RST/EN Pin Control
        5. 8.2.2.5 Turn-On and Turn-Off Gate Resistors
        6. 8.2.2.6 Overcurrent and Short Circuit Protection
          1. 8.2.2.6.1 Protection Based on Power Modules with Integrated SenseFET
          2. 8.2.2.6.2 Protection Based on Desaturation Circuit
          3. 8.2.2.6.3 Protection Based on Shunt Resistor in Power Loop
        7. 8.2.2.7 Isolated Analog Signal Sensing
          1. 8.2.2.7.1 Isolated Temperature Sensing
          2. 8.2.2.7.2 Isolated DC Bus Voltage Sensing
        8. 8.2.2.8 Higher Output Current Using an External Current Buffer
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Third-Party Products Disclaimer
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Electrical Characteristics

VCC=3.3V or 5.0V, 1uF capacitor from VCC to GND, VDD–COM=20V, 18V or 15V, COM–VEE =0V, 5V, 8V or 15V, CL=100pF, –40°C<TJ<150°C (unless otherwise noted)(1)(2).
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
VCC UVLO THRESHOLD AND DELAY
VVCC_ONVCC–GND2.552.72.85V
VVCC_OFF2.352.52.65
VVCC_HYS0.2
tVCCFILVCC UVLO Deglitch time10µs
tVCC+ to OUTVCC UVLO on delay to output highIN+ = VCC, IN– = GND2837.850
tVCC– to OUTVCC UVLO off delay to output low51015
tVCC+ to RDYVCC UVLO on delay to RDY high RST/EN = VCC2537.850
tVCC– to RDYVCC UVLO off delay to RDY low51015
VDD UVLO THRESHOLD AND DELAY
VVDD_ONVDD–COM10.512.012.8V
VVDD_OFF9.910.711.8
VVDD_HYS0.8
tVDDFILVDD UVLO Deglitch time5µs
tVDD+ to OUTVDD UVLO on delay to output high IN+ = VCC, IN– = GND258
tVDD– to OUTVDD UVLO off delay to output low510
tVDD+ to RDYVDD UVLO on delay to RDY high RST/EN = FLT=High1015
tVDD– to RDYVDD UVLO off delay to RDY low1015
VCC, VDD QUIESCENT CURRENT
IVCCQVCC quiescent currentOUT(H) = High, fS = 0Hz, AIN=2V2.534mA
OUT(L) = Low, fS = 0Hz, AIN=2V1.4522.75
IVDDQVDD quiescent currentOUT(H) = High, fS = 0Hz, AIN=2V3.645.9mA
OUT(L) = Low, fS = 0Hz, AIN=2V3.13.75.3
LOGIC INPUTS — IN+, IN– and RST/EN
VINHInput high thresholdVCC=3.3V1.852.31V
VINLInput low thresholdVCC=3.3V0.991.52V
VINHYSInput threshold hysteresisVCC=3.3V0.33V
IIHInput high level input leakage currentVIN = VCC90µA
IILInput low level input leakageVIN = GND–90µA
RINDInput pins pull down resistancesee Detailed Description for more information55
RINUInput pins pull up resistancesee Detailed Description for more information55
TINFILIN+, IN– and RST/EN deglitch (ON and OFF) filter timefS = 50kHz 284060ns
TRSTFILDeglitch filter time to reset /FLT400650800ns
GATE DRIVER STAGE
IOUT, IOUTHPeak source currentCL=0.18µF, fS=1kHz10A
IOUT, IOUTLPeak sink current10A
ROUTH(3)Output pull-up resistanceIOUT = –0.1A2.5Ω
ROUTLOutput pull-down resistanceIOUT = 0.1A0.3Ω
VOUTHHigh level output voltageIOUT = –0.2A, VDD=18V17.5V
VOUTLLow level output voltageIOUT = 0.2A60mV
ACTIVE PULLDOWN
VOUTPDOutput active pull down on OUT, OUTLIOUTL or IOUT = 0.1×IOUT(L)(tpy), VDD=OPEN, VEE=COM1.522.5V
INTERNAL ACTIVE MILLER CLAMP
VCLMPTHMiller clamp threshold voltageReference to VEE 1.52.02.5V
VCLMPIOutput low clamp voltageICLMPI = 1AVEE + 0.5V
ICLMPIOutput low clamp currentVCLMPI = 0V, VEE = –2.5V4A
RCLMPIMiller clamp pull down resistanceICLMPI = 0.2A0.6Ω
tDCLMPIMiller clamp ON delay timeCL = 1.8nF1550ns
SHORT CIRCUIT CLAMPING
VCLP-OUT(H)VOUT–VDD, VOUTH–VDDOUT = Low, IOUT(H) = 500mA, tCLP=10us0.9V
VCLP-OUT(L)VOUT–VDD, VOUTL–VDDOUT = High, IOUT(L) = 500mA, tCLP=10us1.8V
VCLP-CLMPIVCLMPI–VDDOUT = High, ICLMPI = 20mA, tCLP=10us1.0V
OC PROTECTION
IDCHGOC pull down current whenVOC = 1V40mA
VOCTHDetection Threshold0.630.70.77V
VOCLVoltage when OUT(L) = LOW, Reference to COMIOC = 5mA0.13V
tOCFILOC fault deglitch filter95120180ns
tOCOFFOC propagation delay to OUT(L) 90%150270400ns
tOCFLTOC to FLT low delay3008001250ns
INTERNAL SOFT TURN-OFF
ISTOSoft turn-off current on fault conditionsVDD-VEE=20V, VOUTL-COM=8V250400570mA
ISOLATED TEMPERATURE SENSE AND MONITOR (AIN–APWM)
VAINAnalog sensing voltage range0.64.5V
IAINInternal current source
VAIN=2.5V, -40°C< TJ< 150°C
196200209µA
fAPWMAPWM output frequencyVAIN=2.5V380400420kHz
BWAINAIN–APWM bandwidth10kHz
DAPWMAPWM DutycycleVAIN = 0.6V86.58889.5%
VAIN = 2.5V48.55051.5
VAIN = 4.5V7.51011.5
FLT AND RDY REPORTING
tRDYHLDVDD UVLO RDY low minimum holding time0.551ms
tFLTMUTEOutput mute time on faultReset fault through RST/EN0.551ms
RODONOpen drain output on resistanceIODON = 5mA30Ω
VODLOpen drain low output voltageIODON = 5mA0.31V
COMMON MODE TRANSIENT IMMUNITY
CMTICommon-mode transient immunity150V/ns
Current are positive into and negative out of the specified terminal.
All voltages are referenced to COM unless otherwise notified.
For internal PMOS only. Refer to Feature Description for effective pull-up resistance.