Analog Devices Inc. ADP2443ACPZN-R7
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | 24-WFQFN Exposed Pad, CSP |
| Mfr | Analog Devices Inc. |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Voltage - Input (Max) | 36V |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Current - Output | 3A |
| Supplier Device Package | 24-LFCSP (4x4) |
| Output Configuration | Positive |
| Function | Step-Down |
| Topology | Buck |
| Frequency - Switching | 200kHz ~ 1.8MHz |
| Synchronous Rectifier | Yes |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 12V |
| Voltage - Input (Min) | 4.5V |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | ADP2443 |
| REACH Status | REACH Unaffected |
| Standard Package | 1,500 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
The ADP2443ACPZN-R7 from Analog Devices Inc. is a 3 A, 36 V, Synchronous Step-Down DC-to-DC Regulator designed for high efficiency and design flexibility in a compact 4 mm × 4 mm LFCSP package. This regulator operates with an input voltage range of 4.5 V to 36 V and can adjust the output voltage down to as low as 0.6 V, delivering up to 3 A of continuous current. The ADP2443 uses an emulated current mode, constant frequency pulse-width modulation (PWM) control scheme, which ensures excellent stability and transient response. The switching frequency can be programmed from 200 kHz to 1.8 MHz, and it synchronizes with an external clock to minimize system noise.
Features of ADP2443ACPZN-R7 Buck Switching Regulator IC
· Continuous Output Current: 3 A, ensuring reliable power delivery for demanding applications.
· Input Voltage Range: 4.5 V to 36 V, providing flexibility in various power supply scenarios.
· Integrated MOSFETs: 98 mΩ high-side power MOSFET and 35 mΩ synchronous rectifier MOSFET for high efficiency.
· Reference Voltage: 0.6 V ± 1%, contributing to accurate output voltage regulation.
· Fast Minimum On Time: 50 ns, allowing high-frequency conversion of high input voltage to low output voltage.
· Programmable Switching Frequency: From 200 kHz to 1.8 MHz, offering design flexibility.
· Synchronization to External Clock: To minimize system noise and ensure stable operation.
· External Compensation: Allows for system-specific optimization of the regulator's response.
Applications of ADP2443ACPZN-R7 Regulator IC
The ADP2443ACPZN-R7 is suitable for a variety of applications where efficient power conversion is critical:
1. Intermediate Power Rail Conversion: Efficiently stepping down voltages in multi-tier power systems.
2. Multicell Battery Powered Systems: Managing power in systems with multiple battery cells.
3. Process Control and Industrial Automation: Providing stable power in industrial and process control environments.
4. Healthcare and Medical: Ensuring reliable power in sensitive medical equipment.
5. Networking and Servers: Supporting the power needs of network equipment and server farms.
