Over Voltage Protection;Over Current Protection;Over Temperature Protection
Output Voltage Accuracy
±1.5%
width
6.25mm
length
6.25mm
Vout
500mV~5.5V
Iout
8A
Ripple
5mVp-p
height
3.87mm
Vin
3.1V~20V
Package
BGA-49(6.2x6.2)
Packaging
Tray
Standard Package
260
Weight
0.5
概要
The Analog Devices LTM4657IY#PBF is a high-efficiency voltage regulator that integrates multiple components into a compact package. Designed for use in space-constrained applications, it delivers up to 57A of output current. Its advanced power management features ensure reliable operation across a wide voltage range. This versatile device is ideal for applications requiring robust performance and minimal footprint.
特徴
High efficiency : Delivers up to 92% efficiency at full load, reducing energy loss.
Wide input voltage range : Accepts input voltages from 4.5V to 15V for diverse applications.
Integrated power stages : Combines power inductors and control circuitry for compact design.
Current sharing : Allows multiple units to work together for higher output currents.
Thermal protection : Includes over-temperature shutdown to safeguard against overheating.
応用
Telecommunications : Provides power to network equipment with strict voltage requirements.
Industrial automation : Ensures stable power for control systems and sensors.
Data centers : Supplies reliable power for servers and computing hardware.
Medical equipment : Supports critical devices requiring precise voltage regulation.
Automotive systems : Powers infotainment and advanced driver-assistance systems.
Aerospace technology : Meets stringent reliability standards for avionics systems.
設計上の考慮事項
Thermal management : Ensure adequate heat sinking and airflow to maintain optimal operating temperatures.
Input voltage stability : Use capacitors to filter input voltage and enhance performance during load changes.
PCB layout : Follow guidelines for trace width and grounding to minimize electromagnetic interference.
Component placement : Position high-frequency components close to the regulator for improved transient response.
Load regulation : Consider dynamic load conditions and required response times to ensure stability.
よくある質問
Q: What is the maximum output current for the LTM4657IY#PBF?
A: The maximum output current is 57A.
Q: Does it require external components?
A: While it integrates many components, some external capacitors are needed for proper function.
Q: Can it be used in parallel configurations?
A: Yes, it supports current sharing for parallel operation.
Q: What is the operating temperature range?
A: The device operates effectively within -40°C to 125°C ambient temperature.
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