MAX1842EEE+ by Analog Devices
1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches
| Status: | Active |
|---|---|
| Series: | MAX1842 |
| RoHS: | Unknown |
Features
| ±1% Output Accuracy |
| 95% Efficiency |
| Internal PMOS and NMOS Switches 90mΩ On-Resistance at VIN = 4.5V 110mΩ On-Resistance at VIN = 3V |
| 90mΩ On-Resistance at VIN = 4.5V |
| 110mΩ On-Resistance at VIN = 3V |
| Output Voltage 2.5V, 1.8V, or 1.5V Pin Selectable 1.1V to VIN Adjustable |
| 2.5V, 1.8V, or 1.5V Pin Selectable |
| 1.1V to VIN Adjustable |
| 3V to 5.5V Input Voltage Range |
| 600µA (max) Operating Supply Current |
| <1µA Shutdown Supply Current |
| Programmable Constant-Off-Time Operation |
| 1MHz (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 QSOP Package |
Specifications
| VIN (V) (min) | 3 |
|---|---|
| VIN (V) (max) | 5.5 |
| VOUT1 (V) (min) | 1.1 |
| VOUT1 (V) (max) | 5.5 |
| IOUT1 (A) (max) | 1 |
| Switch Type | Internal |
| Preset VOUT (V) | 1.51.82.5 |
| Output Adjust. Method | PresetResistor |
| Synchronous Switching? | Yes |
| # DC-DC Outputs | 1 |
| Switching Frequency (kHz) | 1000 |
| Package/Pins | QSOP/16 |
| BudgetaryPrice (See Notes) | 4.69 |
MAX1842EEE+ Semiconductors - ICs by Analog Devices
DC/DC CONV BUCK 1MHZ QSOP-16
| Status: | Unknown |
|---|---|
| Series: | - |
| RoHS: | Unknown |
Specifications
| Topology | Buck (Step Down) |
|---|---|
| Input Voltage Min | 3V |
| Input Voltage Max | 5.5V |
| No. of Outputs | 1Outputs |
| DC / DC Converter IC Case | QSOP |
| No. of Pins | 16Pins |
| Output Current | 1A |
| Output Voltage Min | 1.1V |
| Output Voltage Max | 5.5V |
| Switching Frequency | 1MHz |
| Operating Temperature Max | 85°C |
| Product Range | - |
| Automotive Qualification Standard | - |
| MSL | MSL 1 - Unlimited |
| SVHC | No SVHC (15-Jan-2018) |
Alternative Descriptions
| 1A/2.7A, 1MHz, Step-Down Regul | Analog Devices |
| DC/DC CONV, BUCK, 1MHZ, QSOP-16 | element14 |
| Dc/Dc Conv, Buck, 1Mhz, Qsop-16 | Newark Electronics |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a MAX1842EEE+ ?
Additional datasheets, footprints and schematics for MAX1842EEE+ are listed on our Part Details page. You can also find images and similar parts to MAX1842EEE+ on this page.
What pricing and inventory information can I view?
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Is the MAX1842EEE+ RoHS compliant?
This part has not been flagged as RoHS Compliant.
Which authorised distributors for MAX1842EEE+ have stock available?
Authorised distributors including Analog Devices, element14, Farnell and Newark Electronics have stock available or on a lead time for MAX1842EEE+ .
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