Maxim Integrated Switching Regulator, Surface Mount, 3.3 → 3.36V dc Output Voltage, 3 → 5.5V dc Input
- RS庫存編號:
- 190-8116P
- 製造零件編號:
- MAX1644EAE+
- 製造商:
- Maxim Integrated
- RS庫存編號:
- 190-8116P
- 製造零件編號:
- MAX1644EAE+
- 製造商:
- Maxim Integrated
產品概覽和技術數據資料表
法例與合規
產品詳細資訊
±1% Output Accuracy
95% Efficiency
Internal PMOS and NMOS Switches
70mΩ On-Resistance at VIN = +4.5V
100mΩ On-Resistance at VIN = +3V
Output Voltage
+3.3V or +2.5V Pin-Selectable
+1.1V to VIN Adjustable
+3V to +5.5V Input Voltage Range
360μA (max) Operating Supply Current
< 1μA Shutdown Supply Current
Programmable Constant-Off-Time Operation
350kHz (max) Switching Frequency
Idle Mode Operation at Light Loads
Thermal Shutdown
Adjustable Soft-Start Inrush Current Limiting
100% Duty Cycle During Low-Dropout Operation
Output Short-Circuit Protection
16-Pin SSOP Package
Applications
+3.3V PC Card and CardBus Applications
+5V to +3.3V/+2.5V Conversion
CPU Daughter Card Supply
CPU I/O Supplies
Desktop Bus-Termination Boards
Notebook and Subnotebook Computers
95% Efficiency
Internal PMOS and NMOS Switches
70mΩ On-Resistance at VIN = +4.5V
100mΩ On-Resistance at VIN = +3V
Output Voltage
+3.3V or +2.5V Pin-Selectable
+1.1V to VIN Adjustable
+3V to +5.5V Input Voltage Range
360μA (max) Operating Supply Current
< 1μA Shutdown Supply Current
Programmable Constant-Off-Time Operation
350kHz (max) Switching Frequency
Idle Mode Operation at Light Loads
Thermal Shutdown
Adjustable Soft-Start Inrush Current Limiting
100% Duty Cycle During Low-Dropout Operation
Output Short-Circuit Protection
16-Pin SSOP Package
Applications
+3.3V PC Card and CardBus Applications
+5V to +3.3V/+2.5V Conversion
CPU Daughter Card Supply
CPU I/O Supplies
Desktop Bus-Termination Boards
Notebook and Subnotebook Computers
For products that are Customized and under Non-cancellable & Non-returnable, Sales & Conditions apply.
規格
Attribute | Value |
|---|---|
| Output Voltage | 3.3 → 3.36V dc |
| Output Current | 2.5A |
| Input Voltage | 3 → 5.5V dc |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Efficiency | 95% |
| Minimum Temperature | -40°C |
| Maximum Temperature | +85°C |
| Maximum Input Current | 6.5µA |
| Switching Frequency Range | 350kHz |
| Length | 6.33mm |
| Load Regulation | 1mV |
| Protection Features | Thermal Shutdown |
| Application | +3.3V PC Card and CardBus Applications, +5V to +3.3V/+2.5V Conversion, CPU Daughter Card Supply, CPU I/O Supply, Desktop Bus-Termination Boards, Notebook and Subnotebook Computers |
| Power Signal Conversion Type | DC-DC |
| Depth | 1.78mm |
| Width | 5.38mm |