SNVU739A October   2020  – August 2021 LM5157-Q1

 

  1.   Trademarks
  2. 1Features and Electrical Performance
    1. 1.1 Electrical Parameters
    2. 1.2 Configuration Points
  3. 2Application Schematic
  4. 3EVM Picture
  5. 4Test Setup and Procedure
    1. 4.1 Test Setup
    2. 4.2 Test Equipment
  6. 5Test Results
    1. 5.1 Efficiency Curve
    2. 5.2 Load Regulation Curve
    3. 5.3 Thermal Performance
    4. 5.4 Steady State Waveforms
    5. 5.5 Start-Up Waveforms
    6. 5.6 Load Transient Waveforms
    7. 5.7 AC Loop Response Curves
  7. 6Design Files
    1. 6.1 Schematic
    2. 6.2 Bill of Materials
  8. 7Revision History

1.1 Electrical Parameters

Table 1-1 Electrical Performance Standard Configuration
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INPUT CHARACTERISTICS
Input voltage range VIN Operation 3 6 9 V
OUTPUT CHARACTERISTICS
Output Voltage VOUT 12 V
Maximum output current IOUT VIN = 6 V~9 V 1.6 A
VIN = 4 V~6 V 0.8
Output Over-voltage VOUT_OV 13.6 V
SYSTEM CHARACTERISTICS
Switching frequency 2.1 MHz
External clock synchronization 1.8 2.4 kHz
Full load efficiency VIN = 6 V, IOUT = 1.6 A 92.2 %
Junction temperature, TJ -40 150 C