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제품
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애플리케이션
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서포트
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AKM 소개
AP3440ABN111
EOL
High-accuracy Step-down DC-DC Converter with 4.5A MOSFET
High-accuracy Step-down DC-DC Converter with 4.5A MOSFET
EOL
Description
The AP3440ABN111 is a synchronous rectification PWM control step-down DC - DC converter of the current mode with excellent transient load response characteristics. The recommended operational temperature ranges from -40°C to 125°C . It is capable for automotive use that demands high reliability. The AP3440ABN111 supports input voltage from 4.1V to 5.5V and its output voltage is 1.112V. The AP3440ABN111 is equipped with Output Over-Current Protection, Output Over-Voltage Protection, Under Voltage Lock Out, Thermal Protection, and Power-good function.
Key Features
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Power good function A function to output a flag when the set voltage value is reached, so that a power supply sequence can be set up.
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Protection function Equipped with output overcurrent protection, output overvoltage protection, low input voltage protection, and overheat protection.
Applications
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Automotive applications that require high reliability.
Specifications
| Part Number |
AP3440ABN111 |
|---|---|
| Number of Outputs |
1 |
| Topology |
Step - down |
| Synchronous |
Yes |
| Power MOSFET |
Internal |
| Input Voltage (MIN.) [V] |
4.1 |
| Input Voltage (TYP.) [V] | |
| Input Voltage (MAX.) [V] |
5.5 |
| Output Voltage [V] |
1.112 |
| Output Current (MAX.) [A] |
4.5 |
| Other |
Automotive grade |
| Operating Temperature [℃] |
-40 to 105 |
| Device Package |
HWQFN |
| Number of Pins |
28 |
Product Information
| Part Status |
EOL |
|---|---|
| Pb Free |
Yes |
| Halogen Free |
Yes |
| MSL |
MSL3 |
| Packaging |
TAPE |
| Moisture Barrier Packaging |
Based on JEDEC J‑STD‑033 guidelines |
| Minimum Order Quantity [pcs.] |
1000 |
| Replacement P/N |
Block Diagram
