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Microchip MCP1662 | Demoboard ADM00555

MCP1662 LED Driver Evaluation Board User’s Guide

Overview

TopologyBoost Converter
Input voltage1.85-3.4 V
Output 132 V / 0.09 A
IC revisionA

Description

INTRODUCTIONThis chapter contains general information that will be useful to know before using theMCP1662 LED Driver Evaluation Board.

Features

  • It can be powered by two-cell Alkaline, NiCd, NiMH or Lithium AA cell batteries
  • Input Voltage range (VIN): 2.4V to 5.5V, with VIN VOUT
  • Undervoltage Lockout: 2.3V to Start; 1.85V to Stop
  • Adjustable Output Current: 30 mA, 60 mA or 90 mA, selected using a dual switch on-board
  • PWM Switching Frequency: 500 kHz
  • Enable converter using switch on board
  • 1.3A Peak Input Current Limit
  • Overtemperature Protection (if the die temperature exceeds +150°C, with 15°C hysteresis)
  • Open Load Protection in case of: LED fail or FB disconnected/fault

Products

Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IRP,40K
(A)
RDC max.
(mΩ)
SizeVersionPolesL
(mm)
Vaporphase processPinsRowsH
(mm)
GenderTypeIR
(A)
Packaging Samples
7447779004SPEC
8 files WE-PD SMT Power Inductor 4.7 4.6 32 7345 Robust 7.3 4.5 3.16
61300211021SPEC
6 files WR-PHD 2.54 mm THT Angled Pin Header 5.08 2 Single Pin Header Angled 3 Bag
418121270801SPEC
6 files WS-DISV Small Compact SMT with Raised Actuator 2.54 mm 1 3.48 not specified 0.025 Tape and Reel
418121270802SPEC
6 files WS-DISV Small Compact SMT with Raised Actuator 2.54 mm 2 6.02 not specified 2 0.025 Tape and Reel
Order Code Data­sheet Simu­lation
7447779004SPEC
61300211021SPEC
418121270801SPEC
418121270802SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IRP,40K
(A)
RDC max.
(mΩ)
SizeVersionPolesL
(mm)
Vaporphase processPinsRowsH
(mm)
GenderTypeIR
(A)
Packaging Samples