SLVS077F April   1977  – January 2021 SG2524 , SG3524

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configurations and Functions
    1.     Pin 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
  7. 7 12
    1. 7.1 Electrical Characteristics
    2. 7.2 Electrical Characteristics — Continued, Both Parts
    3. 7.3 Typical Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 17
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Blanking
      2. 9.3.2 Error Amplifier
      3. 9.3.3 Compensation
      4. 9.3.4 Output Circuitry
      5. 9.3.5 Current Limiting
    4. 9.4 Device Functional Modes
      1. 9.4.1 Synchronous Operation
      2. 9.4.2 Shutdown Circuitry
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Feedback Traces
      2. 10.1.2 Input/Output Capacitors
      3. 10.1.3 Compensation Components
      4. 10.1.4 Traces and Ground Planes
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Related Links
    2. 11.2 Trademarks

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • NS|16
  • N|16
  • D|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7.2 Electrical Characteristics — Continued, Both Parts

over operating free-air temperature range, VCC = 20 V, f = 20 kHz (unless otherwise noted)
PARAMETERTEST CONDITIONS(2)MINTYP(1)MAXUNIT
Oscillator section
fOSCOscillator frequencyCT = 0.001 μF, RT = 2 kΩ450kHz
Standard deviation of frequency(3)All values of voltage, temperature, resistance, and capacitance constant5—
ΔfOSCFrequency change with voltageVCC = 8 V to 40 V, TA = 25°C1%—
Frequency change with temperatureTA = MIN to MAX2%
Output amplitude at OSC OUTTA = 25°C3.5V
tWOutput pulse duration (width) at OSC OUTCT = 0.01 μF, TA = 25°C0.5µs
Output section
V(BR)CECollector-emitter breakdown voltage40V
Collector off-state currentVCE = 40 V0.0150µA
VsatCollector-emitter saturation voltageIC = 50 mA12V
VOEmitter output voltageVC = 20 V, IE = –250 μA1718V
trTurn-off voltage rise timeRC = 2 kΩ0.2µs
tfTurn-on voltage fall timeRC = 2 kΩ0.1µs
Comparator section
Maximum duty cycle, each output45%
VITInput threshold voltage at COMPZero duty cycle1V
Maximum duty cycle3.5
IIBInput bias current–1µA
Current limiting section
VIInput voltage range–11V
V(SENSE)Sense voltage at TA = 25°CV(IN+)–V(IN–) ≥ 50 mV V(COMP) 2 V175200225mV
Temperature coefficient of sense voltage0.2mV/°C
Total Device
IstStandby currentVCC = 40 V, IN–, CURR LIM+, CT, GND, COMP, EMIT 1, EMIT 2 grounded, IN+ at 2 V, All other inputs and outputs open810mA