Images à titre indicatif uniquement
TPS79501DRBR
+NomenclatureIC REG LINEAR POS ADJ 500MA 8SON
-
FabricantTexas Instruments
-
Pièce fabricant #TPS79501DRBR
-
Package SON-8
-
En stock1504
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
Garantie produit authentique
Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 500mA |
| Current-Quiescent(Iq) | 385 µA |
| PSRR | 59dB ~ 39dB (100Hz ~ 100kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-VDFN Exposed Pad |
Présentation
Description
Key features include a fast transient response, low quiescent current, and an enable pin for on/off control. The regulator also incorporates a reverse current protection feature and thermal shutdown for added reliability. It comes in a small, thermally efficient 3x3 mm SON-8 package, ideal for space-constrained designs. Typical applications include powering RF modules, microcontrollers, and other low-voltage devices. Its low noise and high PSRR (power supply rejection ratio) make it particularly suited for precision analog and communication equipment.
Equivalent
1. LP2985AIM5-3.3 from Texas Instruments
2. MIC5205-3.3YM5 from Microchip Technology
3. ADM7150ACPZ-3.3 from Analog Devices
4. NCP1117ST33T3G from ON Semiconductor
Ensure compatibility in terms of voltage, current, dropout voltage, and package type when considering alternatives.
Features
1. Output Voltage: Adjustable from 1.2 V to 5.5 V.
2. Input Voltage Range: 2.7 V to 5.5 V.
3. Output Current: Capable of delivering up to 500 mA.
4. Dropout Voltage: Very low dropout voltage of typically around 200 mV at 500 mA.
5. Low Noise: Features a noise-reduction pin and delivers low output noise for sensitive applications.
6. PSRR: High Power-Supply Rejection Ratio (PSRR) of 58 dB at 1 kHz.
7. Quiescent Current: Low quiescent current, typically 50 µA, making it energy efficient.
8. Precision Output: High accuracy with ±2% tolerance over load, line, and temperature.
9. Thermal Protection: Includes built-in thermal shutdown protection.
10. Package: Available in a small and thermally optimized 8-pin SON (DRB) package.
11. Start-up Time: Fast start-up time, suitable for applications requiring quick power-up.
These features make the TPS79501DRBR ideal for a variety of applications, including portable devices, wireless communication, and industrial equipment.
Pinout
1. IN (Pin 1): Input voltage supply pin.
2. GND (Pin 2): Ground connection.
3. EN (Pin 3): Enable pin; active high to enable the regulator.
4. NC (Pin 4): No connection; not internally connected.
5. NC (Pin 5): No connection; not internally connected.
6. FB (Pin 6): Feedback pin; used to set the output voltage.
7. NR (Pin 7): Noise reduction pin; connecting a capacitor here reduces output noise.
8. OUT (Pin 8): Output voltage pin.
The TPS79501DRBR is designed for high-accuracy voltage regulation with low noise, suitable for sensitive applications requiring precision power supply.
Manufacturer
TI's products serve diverse applications spanning industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is particularly known for its analog chips and embedded processors, which form a significant part of its business. Texas Instruments is also involved in the production of calculators, microcontrollers, and digital signal processors, among other things.
TI is recognized for its strong emphasis on research and development, innovation, and a comprehensive portfolio of semiconductor solutions. It operates globally, providing support and products to a wide range of industries.
Application
1. Consumer Electronics: Provides stable power supply for devices like smartphones, tablets, and wearables.
2. Industrial Automation: Offers reliable voltage regulation in machinery and equipment.
3. Telecommunications: Ensures consistent power for network devices and communication systems.
4. Medical Devices: Powers sensitive equipment requiring precise voltage control.
5. Automotive Electronics: Used in infotainment systems and advanced driver-assistance systems (ADAS).
6. Networking Equipment: Supports routers, switches, and other networking hardware.
Overall, its key features, such as low dropout voltage, low noise, and high power-supply rejection, make it suitable for sensitive applications needing stable voltage regulation.