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
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.
Protection function Equipped with output overcurrent protection, output overvoltage protection, low input voltage protection, and overheat protection.
Applications
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 |
JEDEC Standard Packaging |
Compliant |
Minimum Order Quantity [pcs.] |
1000 |
Replacement P/N |
Block Diagram