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Overview
| Topology | Buck Converter |
| Input voltage | 4-5.8 V |
| Switching frequency | 1500-3300 kHz |
| Output 1 | 1.8 V / 0.4 A |
| IC revision | 0.2 |
Description
This document describes the characteristic and operation of the Active Semi ACT81460EVK1-904 evaluation kit (EVK). It provides setup and operation instructions, schematic, layout, BOM, and test data. This EVK demonstrates the ACT81460VM904 ActivePMU power management IC. Other ACT81460VMxxx options can be evaluated on this EVK by replacing the IC and any other necessary components.
Features
- Wide Input Voltage Range
- 4V to 5.5V Input with 20V Protection
- 2.7V to 4.5V Battery Range
- Complete Integrated Power Solution
- Two 0.4A DC/DC Step-Down (Buck) Regulators
- One 0.4A Buck-Boost Regulator
- Three 100mA LDOs
- Three 100mA Load Switches
- One High Voltage Boost – 20V
- 38mA Constant Current Sink LED Drive
- 0.8A Linear Charger
- Optimized Power for Portable Applications
- Active Power-Path Linear Charger (APLC)
- Multiple Sleep Modes
- Active-COT for Very Low Quiescent Current
- 6μA Quiescent Current with 6 regulators and 3 load switches running
- Space Savings
- Fully Integrated
- Maximum Fsw = 3MHz for small size
- Integrated Sequencing
- Easy System Level Design
- Configurable Sequencing
- Seamless Sequencing with External Supplies
- Programmable Reset and Power Good GPIOs
- Easy System Interface and Monitoring
- Four General Purpose I/O (4 X GPIOs)
- I2C Serial Interface
- Reset and Power Sequencing Control
- Interrupt Controller and fault monitoring
- Two configurable low power modes – SLEEP & DPSLP mode.
- Watchdog Supervision
- Hard/Soft Reset Functions
- Multi-function Push button (PB) interface.
- Highly Configurable
- uP interface for status and report and controllability
- Flexible Sequencing and Fault Thresholds
- Programmable GPIO Functions
- GPIO/LED Current Sinks
- Push Button Functionality (PB)
- Contact Active Semi for PWREN Mode Startup
Typical applications
- Consumer or medical wearables
- Cameras & DVRs
- Battery operated personal devices
- IOT Modules
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Application | PCB/Cable/Panel | Modularity | Wire Section | λDom typ. (nm) | Emitting Color | λPeak typ. (nm) | IV typ. (mcd) | VF typ. (V) | Chip Technology | 2θ50% typ. (°) | L (µH) | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | fres (MHz) | Version | H (mm) | Operation Force (Value) (g) | Electrical Life (Cycles) | Actuator Color | Vaporphase process | Pins (Value) (pcs) | Rows | Gender | Type | IR (A) | Packaging | Color | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 691214110002S | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-TBL Series 2141S - 3.50 mm Horizontal Entry Modular w. Rising Cage Clamp | Rising Cage Clamp | PCB | Yes | 30 to 16 (AWG) 0.05 to 1.31 (mm²) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2 | – | – | Horizontal | 10 | Box | – | |
 | 150060VS75000 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WL-SMCW SMT Mono-color Chip LED Waterclear | – | – | – | – | 570 | Bright Green | 572 | 40 | 2 | AlInGaP | 140 | – | – | – | – | – | – | 0.7 | – | – | – | – | – | – | – | – | – | Tape and Reel | – | ||
 | 430453025836 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WS-TASV J-Bend SMT Washable Tact Switch 6x6 mm | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2.5 | 360 | 200000 | Salmon | not specified | – | – | – | – | 0.05 | Tape and Reel | – | |
 | 74479299210 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PMCI Power Molded Chip Inductor | – | – | – | – | – | – | – | – | – | – | – | 1 | 3.25 | 6.95 | 35 | 60 | High Saturation Current | 1.2 | – | – | – | – | 2 | – | – | – | 7.55 | – | – | ||
 | 60900213421 | SPEC | – | 3 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm Multi-Jumper Jumper with Test Point | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | – | Jumper | – | 3 | Bag | Black | |
 | 61300211121 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm THT Pin Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2 | Single | Pin Header | Straight | 3 | Bag | – | |
 | 61300311121 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm THT Pin Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3 | Single | Pin Header | Straight | 3 | Bag | – | |
 | 61300411121 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm THT Pin Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | Single | Pin Header | Straight | 3 | Bag | – |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 691214110002S | SPEC | – |
| 150060VS75000 | SPEC | |
| 430453025836 | SPEC | – |
| 74479299210 | SPEC | |
| 60900213421 | SPEC | – |
| 61300211121 | SPEC | – |
| 61300311121 | SPEC | – |
| 61300411121 | SPEC | – |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | Application | PCB/Cable/Panel | Modularity | Wire Section | λDom typ. (nm) | Emitting Color | λPeak typ. (nm) | IV typ. (mcd) | VF typ. (V) | Chip Technology | 2θ50% typ. (°) | L (µH) | ISAT1 (A) | ISAT2 (A) | RDC max. (mΩ) | fres (MHz) | Version | H (mm) | Operation Force (Value) (g) | Electrical Life (Cycles) | Actuator Color | Vaporphase process | Pins (Value) (pcs) | Rows | Gender | Type | IR (A) | Packaging | Color | Samples |
|---|