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IC manufacturers Richtek

IC manufacturers (83)

Richtek RT2825

4.5V to 18V, 5A/5A Dual Synchronous Step-Down Converter

Overview

TopologyBuck Converter
Input voltage4.5-18 V
Switching frequency200-1000 kHz
Output 11.8 V / 5 A
Output 21.2 V / 5 A
IC revisionDatasheet

Description

4.5V to 18V, 5A/5A Dual Synchronous Step-Down ConverterThe RT2825 features two synchronous wide input rangehigh efficiency buck converters that cab deliver up to 5A/5A output current from a 4.5V to 18V input supply. Theconverters are designed to simplify its application whilegiving the designer the option to optimize their usageaccording to the target application.DS2825-00 May 2017

Features

 Wide Input Supply Voltage Range : 4.5V to 18V Fully Integrated Dual-Buck, Up to 5A/5A Adjustable Switching Frequency 200kHz to 1MHzSet by External Resistor or SYNC Signal Dedicated Enable/Soft-Start for Each Buck Current Mode Control with Simple CompensationCircuit Adjustable Cycle-by-Cycle Current Limit Set byExternal Resistor Over-Temperature Protection Power Good Indicator Discontinuous Operating Mode at Light Load whenLOWP = L 1% VREF Accuracy RoHS Compliant and Halogen Free

Products

Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IRP,40K
(A)
LR
(µH)
ISAT,10%
(A)
RDC
(mΩ)
fres
(MHz)
MaterialVersion Samples
744325120SPEC
8 files WE-HCI SMT Flat Wire High Current Inductor 1.2 32.6 1 12 1.8 75 Superflux SMT
7443551130SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files WE-HCI SMT Flat Wire High Current Inductor 1.3 32.1 0.9 11 1.8 59 WE-PERM SMT
744325180SPEC
8 files WE-HCI SMT Flat Wire High Current Inductor 1.8 22.1 1.4 7 3.5 70 Superflux SMT
7443551200SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files WE-HCI SMT Flat Wire High Current Inductor 2 26.5 1.4 9 2.6 45 WE-PERM SMT
744325240SPEC
8 files WE-HCI SMT Flat Wire High Current Inductor 2.4 18.6 1.8 6.9 4.75 67 Superflux SMT
7443551280SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files WE-HCI SMT Flat Wire High Current Inductor 2.8 22.5 1.85 8 3.3 35 WE-PERM SMT
744325330SPEC
8 files WE-HCI SMT Flat Wire High Current Inductor 3.3 16.6 2.4 5 5.9 54 Superflux SMT
7443551370SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files WE-HCI SMT Flat Wire High Current Inductor 3.7 18.3 2.6 7 4.9 26 WE-PERM SMT
744325420SPEC
8 files WE-HCI SMT Flat Wire High Current Inductor 4.2 15.4 3.3 5 7.1 33 Superflux SMT
7443551470SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files WE-HCI SMT Flat Wire High Current Inductor 4.7 14.9 3.4 6 7 30 WE-PERM SMT
Order Code Data­sheet Simu­lation
744325120SPEC
7443551130SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

744325180SPEC
7443551200SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

744325240SPEC
7443551280SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

744325330SPEC
7443551370SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

744325420SPEC
7443551470SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Samples
Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IRP,40K
(A)
LR
(µH)
ISAT,10%
(A)
RDC
(mΩ)
fres
(MHz)
MaterialVersion Samples