AS3715 Power Management Unit
3 buck DC-DC, buck controller, 8 LDOs, 2 boost converters, general purpose ADC
Features
- OTP programmable boot sequence
- DC-DC controller for remote power generation and heat distribution
- Dual charger power path and DC-DC charger mode
- HDMI boost, backlight boost, and HV current sinks
- 4MHz DC-DC bucks, supervisor, general purpose IOs, ADC
Benefits
- Flexible and fast adaptation to different processors/applications
- Compact design due to small coils
- JEITA charger temperature supervision
- Single or dual-phase controller to adjust efficiency
- Multi-feature, small footprint
Product parameters
| DC-DC Step Up Converters | 50 V |
|---|---|
| DC-DC Step Down Converters | 2A + 2x1A + 8A \ 4A configurable |
| Special LDOs [mA] | ANA-2x250 |
| Universal LDOs [mA] | 6x300 |
| Current Sinks [mA] | 3x40 |
| Charge Pump [V/mA] | 5 / 60 |
| Audio DAC [dB SNR] | |
| Audio ADC [dB SNR] | |
| Audio Features | |
| General Purpose ADC [bit] | 10 |
| Charger | 1.5A linear/DC-DC dual input |
| Customizable Startup Sequences | Programmable |
| Package | CSP-81, 0.4mm pitch |
General description
The programmable power management unit AS3715 features 3x DC-DC buck converters, 1 buck controller, 2x boost converters and 8 LDOs with dual power control. The high level of integration and the 4MHz switching frequencies ensure small system footprint.
Not Recommended for New Designs
ams-OSRAM AG is discontinuing production of this device. Final lifetime buy order must be placed by June 30, 2021. Please contact your local sales representative for further information.
Tools
| Title | Category | Headline | Buy |
|---|---|---|---|
| AS3715EvalKit | Application Board | Evaluation Kit for AS3715 |
Technical documents
| Type | Description | Language | ||
|---|---|---|---|---|
| Datasheet | Document version 1-03 | English |
Environmental documents
| Type | Description | Language | ||
|---|---|---|---|---|
| Material Declaration Form | MDF_192370060_AS3715-BWLT-24 | English | ||
| Material Declaration Form | MDF_192370060_AS3715-BWLM-24 | English |
Notifications
| Type | Description | Language | ||
|---|---|---|---|---|
| EoL Notification | AS1xxx, AS25xx, AS3xxx, AS73211, AS89020, SL900A, TMD4704 (issued 2020-Dec) | English |
Other information
| Type | Description | Language | ||
|---|---|---|---|---|
| Block Diagram | AS3715 Block Diagram | English |
Related boards
Evaluation Kit for AS3715
AS3715EvalKit
The AS3715 Evaluation Kit allows you to easily evaluate the principle functionality of the AS3715 power management unit. All functions and registers can be controlled via the included PC GUI software.
Kit Content:
- 1 USB flash drive (includes documents and software)
- Evaluation board:
- AS3715: 81-pin WL-CSPCTBGA 0.5mm pitch
- AS3729: 16-pin WL-CSP 0.4mm pitch
- USB connection cable
Please note that ams-OSRAM AG is discontinuing production of AS3715.