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TPS74901KTWR
IC REG LIN POS ADJ 3A DDPAK
- Manufacturer
- Mfr. Part #TPS74901KTWR
- Package TO-263-7
- Datasheet
- In Stock5741
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Specifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 3.6V |
| VoltageDropout(Max) | 0.28V @ 3A |
| Current-Output | 3A |
| PSRR | 60dB ~ 30dB (1kHz ~ 300kHz) |
| ControlFeatures | Enable, Power Good, Soft Start |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-263-8, D²Pak (7 Leads + Tab), TO-263CA |
Overview
Description
Key features of the TPS74901KTWR include its low dropout voltage, typically around 60 mV at 1.5 A, and low quiescent current, which enhances efficiency in battery-powered applications. It also features power-good and enable pins for better control and monitoring of the voltage regulation process. The device incorporates thermal and overcurrent protection to ensure reliability and safety in various operational conditions.
The TPS74901KTWR is housed in a thermally enhanced 5-mm x 5-mm VQFN-20 package, which aids in heat dissipation. Due to its specifications and features, this LDO regulator is well-suited for applications like powering processors, FPGAs, or other digital circuits that require precise voltage regulation.
Features
1. Adjustable Output Voltage: It provides an adjustable output voltage starting from 0.8V, allowing for flexibility in various applications.
2. High Output Current: Capable of delivering up to 1.5A of output current, suitable for powering high-performance circuits.
3. Low Dropout Voltage: With a low dropout voltage of 110mV at 1.5A, it ensures efficient operation close to the input supply voltage.
4. Fast Transient Response: Designed to react quickly to changes in load conditions, ensuring stable operation.
5. Soft-Start Capability: The device includes an adjustable soft-start feature to control the inrush current during power-up, protecting sensitive components.
6. Power Good (PG) Signal: Offers a power good signal to indicate when the output voltage is within the desired range, useful for system monitoring.
7. Thermal Protection: Built-in thermal shutdown and current limiting features safeguard the device against overheating and overcurrent conditions.
8. Package: Available in a thermally enhanced 20-pin, 5x5mm QFN package, providing efficient heat dissipation and compact size for space-constrained applications.
These features make the TPS74901KTWR suitable for applications in telecommunications, industrial, and consumer electronics.
Package
Pinout
Here are the key features:
- Adjustable Output: The TPS74901KTWR allows for an adjustable output voltage, which can be set using external resistors.
- Ultra-Low Dropout: The regulator is known for its ultra-low dropout voltage, providing high efficiency.
- High Accuracy: It offers tight output voltage accuracy across various conditions.
- Enable Pin: This feature allows the device to be put into a low-power shutdown mode.
- Soft-Start: It includes a programmable soft-start feature to control inrush current during start-up.
- Power Good Indicator: The device includes a power good output to signal when the output voltage is within the specified range.
- Thermal Protection: The regulator includes thermal shutdown protection to prevent damage from overheating.
This combination of features makes the TPS74901KTWR suitable for powering DSPs, FPGAs, and microcontrollers in a variety of applications.
Manufacturer
Application
Equivalent
1. LT1963A from Analog Devices: Offers similar LDO functionality with adjustable output.
2. MIC29302 from Microchip: Another adjustable LDO with similar specs.
3. NCP1117 from ON Semiconductor: Provides comparable LDO performance.
4. LP38501 from Texas Instruments: Another TI product with similar features and LDO characteristics.
Ensure compatibility by checking specific parameters like output voltage, current ratings, package type, and thermal characteristics.
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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