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Overview
| Topology | Buck Converter |
| Input voltage | 4.5-18 V |
| Output 1 | 1.8 V / 5 A |
| IC revision | 00 |
Description
The RT2825 is a current mode step-down converter with the input voltage range from 4.5V to 18V and provides two channels 5A output current. This document explains the function and use of the RT2825 evaluation board (EVB), and provides information to enable operation, modification of the evaluation board and circuit to suit individual requirements.
Features
- Wide Input Supply Voltage Range : 4.5V to 18V
- Fully Integrated Dual-Buck Converter, Up to 5A/5A
- Adjustable Switching Frequency 200kHz to 1MHz Set by External Resistor or SYNC Signal
- Dedicated Enable/Soft-Start for Each Buck
- Current Mode Control with Simple Compensation Circuit
- Adjustable Cycle-by-Cycle Current Limit Set by External Resistor
- Over-Temperature Protection
- Power Good Indicator
- Discontinuous Operating Mode at Light Load when LOWP pin = L
- 1% VREF Accuracy
Typical applications
- Industrial
- Automotive & e-Mobility
- Consumer Electronics
- Communication & Enterprise
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC max. (mΩ) | Material | LR (µH) | fres (MHz) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 7443330220 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-HCC SMT High Current Cube Inductor | 2.2 | 17.4 | 22.5 | 25.6 | 4.8 | Ferrite | 2.1 | 80 |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 7443330220 | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC max. (mΩ) | Material | LR (µH) | fres (MHz) | Samples |
|---|