Feature
- Eliminates External Components and Reduces Total Cost
- No Schottky-Synchronous Operation for High Efficiency and Reduced Cost
- Internal Compensation for Stable Operation at Any Output Voltage
- All-Ceramic Capacitor Solution: Ultra-Compact Layout with as Few as Eight External Components
- Reduces Number of DC-DC Regulators to Stock
- Wide 4.5V to 60V Input Voltage Range
- 0.9V to 90%VIN Output Voltage
- Delivers Up to 1.7A Over Temperature
- 100kHz to 2.2MHz Adjustable Frequency with External Synchronization
- MAX17505S Allows Higher Frequency Of Operation
- Available in a 20-Pin, 4mm x 4mm TQFN Package
- Reduces Power Dissipation
- Peak Efficiency > 90%
- PFM and DCM Modes for High Light-Load Efficiency
- Shutdown Current = 2.8μA (typ)
- Operates Reliably
- Hiccup-Mode Current Limit and Autoretry Startup
- Built-In Output-Voltage Monitoring (Open-Drain Active-Low RESET Pin)
- Resistor-Programmable EN/UVLO Threshold
- Adjustable Soft-Start and Prebiased Power-Up
- High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range
Applications
- Base Station Power Supplies
- Distributed Supply Regulation
- General-Purpose Point-of-Load
- High-Voltage Single-Board Systems
- Industrial Power Supplies
- Wall Transformer Regulation
