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reference designTS33003

Semtech TS33003

High Efficiency Synchronous 1/2/3A DC/DC Buck Converter, 5Mhz

Overview

TopologyBuck Converter
Input voltage2.5-5.5 V
Switching frequency4500-5500 kHz
Output 13.3 V / 3 A
IC revision1.0

Description

TS3300X EVB 3A 3.3Vout

Features

Remarks-BOM is added with Main pdf

Fixed Output option has automatic low power PFMmodefor reduced quiescent current at light loads

  • 5MHz +/- 10% fixed switching frequency
  • Fixed output voltages: 0.8V, 0.9V, 1.2V, 1.5V, 1.8V,
  • 2.5V, and 3.3V with +/- 2% output tolerance
  • Input voltage range: 2.5V to 5.5V
  • Voltage mode PWM control with input voltage feed-
  • Forward compensation
  • Voltage supervisor for VOUT reported at the PG pin
  • Input supply under voltage lockout
  • Soft start for controlled startup with no overshoot
  • Full protection for over-current, over-temperature,
  • and VOUT overvoltage
  • Less than 200nA in shutdown mode
  • Multiple enable pins for flexible system sequencing
  • Low external component count
  • Junction operating temperature -40C to 125C
  • Packaged in a 16 pin QFN (3x3)

Typical applications

  • Systems with deep submicron ASICs/FPGAs
  • Point of load
  • Portable and handheld equipment
  • Set-top box
  • Communications equipment

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,30%(A)
RDC typ.(mΩ)
fres(MHz)
VOP(V)
Mount
SamplesAvailability & Sample
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744383340047
SPECWE-MAPI SMT Power Inductor, 0.47 µH, 6.8 A
Simu­lation
Availability
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Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-MAPI SMT Power Inductor
Inductance0.47 µH
Performance Rated Current6.8 A
Saturation Current @ 30%12.3 A
DC Resistance22 mΩ
Self Resonant Frequency110 MHz
Operating Voltage80 V
MountSMT 
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