The ACT8945AEV contains a fully assembled and tested circuit board designed to demonstrate all the features of the ACT8945A. The ACT8945AEV includes a variety of test points and jumpers as necessary to configure and evaluate the ACT8945A’s functionality.
To evaluate the advanced features of REG1 to REG7, click the Advanced Mode button and select the REG tabs to allow direct access to the control bits. Refer to the ACT8945A data sheet for more information regarding the REG1 to REG7 control registers.
| Manufacturer | Qorvo US Inc. |
|---|---|
| Category | AC/DC and DC/DC Conversion |
| Sub-Category | DC/DC SMPS - Multi Output |
| Eval Board |
Board not Stocked
|
| Topology |
Step Down
|
| Outputs and Type |
7 Non-isolated
|
| Voltage Out: Highest Current First |
3.3, 1.8, 1.2, 3.3, 2.5V, 0.6V x2
|
| Current Out |
1.3A, 1.15A, 1.15A, 320mA (x3)
|
| Voltage In |
2.7 ~ 5.5 V
|
| Efficiency @ Conditions |
>90%, 5V in, 3.3V @ 90 ~ 1000 mA (Reg 3)
>90%, 4.2V in, 3.3V @ 5 ~ 1000 mA (Reg 3) >90%, 3.6V in, 3.3V @ 1.4 ~ 1000 mA (Reg 3) >80%, 5V in, 1.8V @ 17 ~ 1000 mA (Reg 1) >80%, 5V in, 1.2V @ 60 ~ 1000 mA (Reg 2) >80%, 4.2V in, 1.8V @ 7 ~ 1000 mA (Reg 1) >80%, 4.2V in, 1.2V @ 10 ~ 1000 mA (Reg 2) >80%, 3.6V in, 1.8V @ 3 ~ 1000 mA (Reg 1) >80%, 3.6V in, 1.2V @ 4 ~ 1000 mA (Reg 2) |
| Voltage Out Range |
0.6 ~ 3.9 V
|
| Features |
Current Limit (Adj. or Fixed)
GUI / Design Software I²C Interface Over Current Protection Over Voltage Protection Power Good Output Shutdown, Enable, Standby Soft Start Thermal Protection Under Voltage Protection, Brown-Out |
| Switching Frequency |
2 MHz
|
| Standby Current [Typical] |
0 µA
|
| Quiescent Current [Typical] |
65 µA
|
| Component Count + Extras |
28 + 20
|
| Internal Switch |
Yes
|
| Design Author |
Active-Semi
|
| Application / Target Market |
Factory Automation
Medical Networking Power: Industrial Power RF: Home Automation White Goods |
| Standby Current [Maximum] |
1 µA
|
| Quiescent Current [Maximum] |
4.5 mA
|
| Main I.C. Base Part |
ACT8945A
|
| Date Created By Author | 2013-08 |
| Date Added To Library | 2025-06 |