2.75V-42V, Low IQ, LDO Linear Regulator, SCT71403Q Replace LN20342Q1.
FEATURES

• Qualified for Automotive Applications

• AEC-Q100 Qualified with the Following Results:

  Device Temperature Grade 1: -40°C to 125°C

  Ambient Operating Temperature Range

  Device HBM ESD Classification Level H2

  Device CDM ESD Classification Level C5

• Wide Input Range: 3V-40V

• With up to 45V Transient Input Voltage

• Maximum Output Current : 300mA

• Output Voltage:

• 3.3V and 5V  (Fixed Output)

• 1.2V, 1.8V, 2.5V, 3V, 4.2V and 4.5V

  (Need contact SCT sales)

• Output Voltage Accuracy:

• T=25℃ : ±1%

• T= -40℃~ 150℃ : ±2%

• Low Quiescent Current : 2.4uA

• Low Dropout Voltage :

• 230mV at 100mA load current

• 470mV at 200mA load current

• Support Output Capacitors Range:

• 3.3uF~220uF

• Low-ESR : 0.001Ω~ 5 Ω

• 550us Internal Soft-start Time

• Integrated Short-Circuit Protection with 

  OCFB (Over Current Fold-back) Feature

• Precision Enable Threshold for Programmable 

  Input Voltage Under-Voltage Lock Out Protection

  (UVLO) Threshold and Hysteresis

• Power-Good Feature is available

• Over-Temperature Protection

• Available Package:

  SOT23-5 / TDFN2x2-6 / eMSOP3x3-8 /TDFN3x3-8

PIN CONFIGUTION
优势替代
LN20342Q1 LN20342Q1.pdf

No.14507

FEATURES

 Automotive AEC-Q100 Grade 1 Compliance

 Ultra-Low IQ < 5.5µA
 Wide Input Voltage Range: 2.75V to 42V
• ±2%3.3V, 5V and 15V Fixed Outputs and 0.6V
  to 24V Adjustable Output
 Up to 200mA/100mA Output Current
 Shutdown Current < 1µA
 PG Indicator with Adjustable Delay for MCU
  Applications
 High PSRR 70dB @ 100Hz
 Stable Close-Loop Operation with only 1µF Low
  ESR Ceramic Output Capacitor
 Low Dropout:130mV @ 100mA
• Up to 42V High Voltage EN Pin with Logic
  Threshold
• Over-Current Protection
• Over Temperature Shutdown and Auto Restart
 Internal Soft Start
 -40˚C to 150 ˚C Junction Temperature

 Thermally Enhanced MSOP-EP8 Package














PIN CONFIGUTION
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