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Richtek RTQ2159 | Demoboard EVB_RTQ2159GQWTF-QA
8A, 6.5V, 2.1MHz Synchronous Step-Down Converter with I2C Interface Evaluation Board
Overview
| Topology | Buck Converter |
| Input voltage | 2.85-6.5 V |
| Output 1 | 1 V / 8 A |
| IC revision | 00 |
Description
The RTQ2159 is a high-performance, synchronous step-down converter that can deliver up to 8A output current with an input supply voltage range of 2.85V to 6.5V. This document explains the function and use of the RTQ2159 evaluation board (EVB), and provides information to enable operation, modification of the evaluation board, bill of materials and schematic to meet individual requirements.
Features
- AEC-Q100 Grade 1 Qualified
- Dramatically Fast Transient Response
- Selectable Switching Frequency (0.46MHz / 0.69MHz / 0.92MHz / 2.1MHz)
- Extremely High Efficiency 15mΩ/10mΩ MOSFETs
- Advanced COT Control Loop
- Wide Input Voltage Range from 2.85V to 6.5V
- Optimized for Ceramic Output Capacitors
- Internal Start-Up into Pre-biased Outputs
- Power Good Indicator
- Enable Control
- Over-Current and Over-Temperature Protections
- Under-Voltage Protection with Hiccup Mode
- VID Control Range Via I2C Compatible Interface : 0.6V to 1.5V step = 10mV
Typical applications
- Automotive & e-Mobility
- Industrial
- 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(mΩ) | fres(MHz) | Material | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-HCI SMT Flat Wire High Current Inductor, 0.22 µH, 29.9 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-HCI SMT Flat Wire High Current Inductor | Inductance0.22 µH | Performance Rated Current29.9 A | Saturation Current @ 10%14 A | Saturation Current @ 30%25 A | DC Resistance1.25 mΩ | Self Resonant Frequency507 MHz | MaterialSuperflux |