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MAX889SESA+T
+StücklisteIC REG CHARGE PUMP ADJ 8SOIC
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HerstellerAnalog Devices Inc./Maxim Integrated
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Herstellerteil #MAX889SESA+T
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Paket SOP-8
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Auf Lager4491
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Negative |
| Topology | Charge Pump |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.7V |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | -2.5V |
| Voltage-Output(Max) | -5.5V |
| Current-Output | 200mA |
| Frequency-Switching | 1MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
Key features of the MAX889SESA+T include low dropout voltage, which enhances efficiency by allowing the regulator to maintain output voltage with minimal difference from the input voltage. It offers a fixed output voltage and requires only minimal external components, thus simplifying circuit design. The device is known for its stability with low-ESR (Equivalent Series Resistance) capacitors, which contributes to its reliability in various applications.
The MAX889SESA+T is typically used in portable electronics, wireless communication devices, and other applications requiring efficient power management and space conservation. With its small SOT-23 package, it is particularly advantageous in compact designs.
Equivalent
1. Texas Instruments TPS79318: Offers similar voltage regulation and low dropout features.
2. Micrel MIC5205: A low-dropout regulator with similar voltage and current specifications.
3. ON Semiconductor NCP566: Provides comparable performance in low-dropout regulation.
4. Analog Devices ADP3330: Known for its precise voltage regulation and low dropout.
Always verify electrical and mechanical specifications to ensure compatibility.
Features
1. Output Voltage Options: It provides a fixed output voltage, with versions available for various voltage levels to suit different applications.
2. Low Dropout Voltage: The regulator features a low dropout voltage, making it efficient for battery-powered devices by maximizing usable battery life.
3. Current Capability: It can deliver up to 500 mA of output current, suitable for powering a wide range of electronic devices.
4. Low Quiescent Current: The design ensures a low quiescent current, which helps in reducing power consumption, especially in standby conditions.
5. Protection Features: Includes thermal overload protection and current limit protection to safeguard against over-temperature and overcurrent scenarios.
6. Package: It is available in a compact SOT-23-6 package, aiding in space-constrained applications.
7. Operational Temperature Range: Suitable for industrial applications with a wide temperature range.
These features make the MAX889SESA+T suitable for applications requiring efficient, reliable, and compact power management solutions.
Pinout
1. IN: Input voltage supply.
2. GND: Ground connection.
3. SHDN: Shutdown pin; active-low input to disable the regulator, reducing current to near zero.
4. BYP: Bypass pin; a capacitor connected here improves noise performance.
5. OUT: Regulated output voltage.
6. SET: Connects to a resistor network to set output voltage.
7. NR: Noise reduction; typically connected to a capacitor for enhanced performance.
8. NC (No Connect): Typically not connected internally.
These pins facilitate the device's primary function of providing a stable output voltage with low dropout and low quiescent current, making it suitable for portable and battery-operated devices. Always refer to the manufacturer's datasheet for precise specifications and application guidelines.