sc1401iss Semtech Corporation, sc1401iss Datasheet

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sc1401iss

Manufacturer Part Number
sc1401iss
Description
High Performance Synchronous Buck Controller With Ldo For Portable Power
Manufacturer
Semtech Corporation
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SC1401ISS
Manufacturer:
SC
Quantity:
20 000
Part Number:
sc1401issTR
Manufacturer:
HITACHI
Quantity:
5 936
DESCRIPTION
HIGH PERFORMANCE SYNCHRONOUS BUCK
CONTROLLER WITH LDO FOR PORTABLE
POWER
FEATURES
APPLICATIONS
ORDERING INFORMATION
TYPICAL APPLICATION CIRCUIT
DEVICE
PACKAGE
TEMP. (T
SC1401
A
)

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sc1401iss Summary of contents

Page 1

DESCRIPTION HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER FEATURES APPLICATIONS ORDERING INFORMATION DEVICE TYPICAL APPLICATION CIRCUIT SC1401 PACKAGE TEMP ...

Page 2

Pin # Pin Name Pin Function HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER SC1401 PIN DESCRIPTION ...

Page 3

ABSOLUTE MAXIMUM RATINGS PARAMETER ELECTRICAL CHARACTERISTICS PARAMETER SMPS CONTROLLER HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER MAXIMUM SHDN PSAVE CONDITIONS SC1401 UNITS MIN TYP MAX UNITS ...

Page 4

ELECTRICAL CHARACTERISTICS (continued) LINE PARAMETER LINEAR REGULATOR SUPPLY CURRENTS HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER CONDITIONS SC1401 MIN TYP MAX UNITS ...

Page 5

ELECTRICAL CHARACTERISTICS (continued) PARAMETER FAULT DETECTION LOGICAL INPUTS AND OUTPUTS HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER CONDITIONS SC1401 MIN TYP MAX UNITS ...

Page 6

HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER LINE REGULATION (SMPS 7.0A 2.2V INPUT VOLTAGE (V) LOAD REGULATION 2.2V (SMPS), Vin = 12V LOAD CURRENT (A) EFFICIENCY vs LOAD CURRENT LOAD CURRENT ...

Page 7

HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER SC1401 ...

Page 8

PIN CONFIGURATION HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER SC1401 ...

Page 9

TYPICAL NOTEBOOK CPU APPLICATION CIRCUIT FOR V HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER CORE SC1401 = 2.2V & 3.3V I/O ...

Page 10

EVALUATION BOARD SCHEMATIC HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER SC1401 ...

Page 11

HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER Figure 1: SC1401 Block Diagram Figure 2: Main PWM Modulator Control Block SC1401 ...

Page 12

Detailed Description PWM Control Block HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER    SC1401 ...

Page 13

Gate Drive and Control Current Sense (CSH,CSL) Oscillator Fault Protection HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER Shutdown Mode Output Voltage Selection LDO Regulation Operation Power-up and Soft-Start Evaluation Board SC1401 ...

Page 14

LDO Gate Drive Power APPLICATIONS INFORMATION Introduction HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER Design Guidelines Designing the Output Filter    SC1401  ...

Page 15

Choosing Inductor & FET Current Rating  HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER Input Capacitor Selection I O MOSFET Switches SC1401 ...

Page 16

HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER   D SC1401 ...

Page 17

OUTLINE DRAWING - SSOP-20 HIGH PERFORMANCE SYNCHRONOUS BUCK CONTROLLER WITH LDO FOR PORTABLE POWER SC1401 ...

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