Datasheet MIC5209 (Microchip)
| 制造商 | Microchip |
| 描述 | 500 mA Low-Noise LDO Regulator |
| 页数 / 页 | 30 / 1 — MIC5209. 500 mA Low-Noise LDO Regulator. Features. General Description. … |
| 文件格式/大小 | PDF / 2.9 Mb |
| 文件语言 | 英语 |
MIC5209. 500 mA Low-Noise LDO Regulator. Features. General Description. Applications. Typical Application Circuits
该数据表的模型线
- MIC5209-1.8YM MIC5209-1.8YM-TR MIC5209-1.8YU MIC5209-1.8YU-TR MIC5209-2.5YM MIC5209-2.5YM-TR MIC5209-2.5YS MIC5209-2.5YS-TR MIC5209-2.5YU MIC5209-2.5YU-TR MIC5209-3.0YM MIC5209-3.0YM-TR MIC5209-3.0YS MIC5209-3.0YS-TR MIC5209-3.0YU MIC5209-3.0YU-TR MIC5209-3.3YM MIC5209-3.3YM-TR MIC5209-3.3YS MIC5209-3.3YS-TR MIC5209-3.3YU MIC5209-3.3YU-TR MIC5209-3.6YM MIC5209-3.6YM-TR MIC5209-3.6YS MIC5209-3.6YS-TR MIC5209-3.6YU MIC5209-3.6YU-TR MIC5209-4.2YS MIC5209-4.2YS-TR MIC5209-5.0YM MIC5209-5.0YM-TR MIC5209-5.0YS MIC5209-5.0YS-TR MIC5209-5.0YU MIC5209-5.0YU-TR MIC5209YM MIC5209YM-TR MIC5209YML-T5 MIC5209YML-TR MIC5209YU MIC5209YU-TR
文件文字版本
MIC5209 500 mA Low-Noise LDO Regulator Features General Description
• Output Voltage Range: 1.8V to 15V The MIC5209 is an ef icient linear voltage regulator • Meets Intel® Slot 1 and Slot 2 Requirements with very low dropout voltage, typical y 10 mV at light • Guaranteed 500 mA Output Over the Ful loads and less than 500 mV at ful load, with better than Operating Temperature Range 1% output voltage accuracy. • Low 500 mV Maximum Dropout Voltage at Ful Designed especial y for hand-held, battery-powered Load devices, the MIC5209 features low ground current to • Extremely Tight Load and Line Regulation help prolong battery life. An enable/shutdown pin on • Thermal y Efficient Surface-Mount Package the SOIC-8 and DDPAK versions can further improve battery life with near-zero shutdown current. • Low Temperature Coefficient • Current and Thermal Limiting Key features include reversed-battery protection, current limiting, overtemperature shutdown, • Reversed-Battery Protection ultra-low-noise capability (SOIC-8 and DDPAK • No-Load Stability versions), and is available in thermal y ef icient • 1% Output Accuracy packaging. The MIC5209 is available in adjustable or • Ultra-Low-Noise Capability in SOIC-8 and DDPAK fixed output voltages. • Ultra-Smal 3 mm × 3 mm VDFN Package
Applications
• Pentium II Slot 1 and Slot 2 Support Circuits • Laptop, Notebook, and Palmtop Computers • Cel ular Telephones • Consumer and Personal Electronics • SMPS Post-Regulator and DC/DC Modules • High-Efficiency Linear Power Supplies
Typical Application Circuits 3.3V NOMINAL INPUT SLOT 1 ULTRA-LOW NOISE POWER SUPPLY 5V REGULATOR MIC5209-2.5YS MIC5209-5.0YM
ENABLE SHUTDOWN 1 8 VIN 2 7 6.0V V 3 6 OUT 1 2 3 5.0V 4 5 V V IN OUT 22μF 3.0V 2.5V ±1% TANTALUM 470pF 0.1μF (OPTIONAL) 22μF TANTALUM 2017 - 2022 Microchip Technology Inc. and its subsidiaries DS20005720B-page 1 Document Outline 1.0 Electrical Characteristics 2.0 Typical Performance Curves 3.0 Pin Descriptions 4.0 Applications Information 4.1 Enable/Shutdown 4.2 Input Capacitor 4.3 Output Capacitor 4.4 No-Load Stability 4.5 Reference Bypass Capacitor 4.6 Thermal Considerations 4.7 Low-Voltage Operation 4.8 Fixed Regulator Applications 4.9 Adjustable Regulator Applications 4.10 Slot-1 Power Supply 5.0 Packaging Information 5.1 Package Marking Information Appendix A: Revision History Product Identification System Worldwide Sales and Service
• Output Voltage Range: 1.8V to 15V The MIC5209 is an ef icient linear voltage regulator • Meets Intel® Slot 1 and Slot 2 Requirements with very low dropout voltage, typical y 10 mV at light • Guaranteed 500 mA Output Over the Ful loads and less than 500 mV at ful load, with better than Operating Temperature Range 1% output voltage accuracy. • Low 500 mV Maximum Dropout Voltage at Ful Designed especial y for hand-held, battery-powered Load devices, the MIC5209 features low ground current to • Extremely Tight Load and Line Regulation help prolong battery life. An enable/shutdown pin on • Thermal y Efficient Surface-Mount Package the SOIC-8 and DDPAK versions can further improve battery life with near-zero shutdown current. • Low Temperature Coefficient • Current and Thermal Limiting Key features include reversed-battery protection, current limiting, overtemperature shutdown, • Reversed-Battery Protection ultra-low-noise capability (SOIC-8 and DDPAK • No-Load Stability versions), and is available in thermal y ef icient • 1% Output Accuracy packaging. The MIC5209 is available in adjustable or • Ultra-Low-Noise Capability in SOIC-8 and DDPAK fixed output voltages. • Ultra-Smal 3 mm × 3 mm VDFN Package
Applications
• Pentium II Slot 1 and Slot 2 Support Circuits • Laptop, Notebook, and Palmtop Computers • Cel ular Telephones • Consumer and Personal Electronics • SMPS Post-Regulator and DC/DC Modules • High-Efficiency Linear Power Supplies
Typical Application Circuits 3.3V NOMINAL INPUT SLOT 1 ULTRA-LOW NOISE POWER SUPPLY 5V REGULATOR MIC5209-2.5YS MIC5209-5.0YM
ENABLE SHUTDOWN 1 8 VIN 2 7 6.0V V 3 6 OUT 1 2 3 5.0V 4 5 V V IN OUT 22μF 3.0V 2.5V ±1% TANTALUM 470pF 0.1μF (OPTIONAL) 22μF TANTALUM 2017 - 2022 Microchip Technology Inc. and its subsidiaries DS20005720B-page 1 Document Outline 1.0 Electrical Characteristics 2.0 Typical Performance Curves 3.0 Pin Descriptions 4.0 Applications Information 4.1 Enable/Shutdown 4.2 Input Capacitor 4.3 Output Capacitor 4.4 No-Load Stability 4.5 Reference Bypass Capacitor 4.6 Thermal Considerations 4.7 Low-Voltage Operation 4.8 Fixed Regulator Applications 4.9 Adjustable Regulator Applications 4.10 Slot-1 Power Supply 5.0 Packaging Information 5.1 Package Marking Information Appendix A: Revision History Product Identification System Worldwide Sales and Service