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Analog Devices MAX38640 | Demoboard MAX38640 WLP
Tiny 1.8V to 5.5V Input, 330nA IQ, 700mA nanoPower Buck Converter
Overview
| Topology | Buck Converter |
| Input voltage | 1.8-5.5 V |
| Output 1 | 3.3 V / 0.7 A |
| IC revision | 1 |
Description
The MAX38640 EV kit evaluates the MAX38640/1/2/3 A/B IC family of ultra-low quiescent current step-down DC-DC converters in the WLP. The EV kit operates over an input range of 1.8V to 5.5V, and provides resistor-configurable output voltages from 0.7V to 3.3V. The EV kit delivers up to 175mA/350mA/700mA of current depending on the input voltage to the output voltage ratio
Features
- Evaluates the MAX38640/1/2/3 A/B IC Family in a 6-pin WLP
- 1.8V to 5.5V Input Range
- 0.7V to 3.3V Configurable Output Voltage
- Up to 175mA/350mA/700mA Output Current
- Proven 2-Layer 1oz Copper PCB Layout
- Demonstrates Compact Solution Size
- Fully Assemble and Tested
Typical applications
- Single Li-ion (Li+) and Coin Cell Battery Products, Wearable Devices, Ultra-Low-Power IoT, NB IoT, and Bluetooth® LE, Wired or Wireless Industrial Products
- Portable, Space-Constrained Consumer Products
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IR (mA) | IR 2 (mA) | ISAT (mA) | RDC (mΩ) | fres (MHz) | Type | H (mm) | W (mm) | IR (A) | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | Version | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 74479262210 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PMCI Power Molded Chip Inductor | 1 | 900 | 1200 | 1700 | – | 90 | – | 0.8 | 0.8 | 2.35 | 1.2 | 2.6 | 115 | Low Profile | ||
 | 74479276222C | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PMCI Power Molded Chip Inductor | 2.2 | 1100 | 1600 | 2500 | – | 60 | – | 1 | 1.6 | 2.6 | 1.25 | 2.8 | 140 | Low RDC | ||
 | 74479887247A | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PMI Power Multilayer Inductor | 4.7 | 700 | 1000 | 400 | 230 | 35 | High Saturation Current | 0.8 | 2 | – | – | – | 299 | SMT |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 74479262210 | SPEC | |
| 74479276222C | SPEC | |
| 74479887247A | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IR (mA) | IR 2 (mA) | ISAT (mA) | RDC (mΩ) | fres (MHz) | Type | H (mm) | W (mm) | IR (A) | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | Version | Samples |
|---|