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TPS70345PWPR
+StücklisteIC REG LINEAR 3.3V/1.2V 24HTSSOP
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HerstellerTexas Instruments
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Herstellerteil #TPS70345PWPR
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Datenblatt TPS70345PWPR DataSheet
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Paket HTSSOP (PWP)-24
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Auf Lager7555
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 2 |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 3.3V, 1.2V |
| VoltageDropout(Max) | 0.26V @ 1A, - |
| Current-Output | 1A, 2A |
| Current-Quiescent(Iq) | 250 µA |
| ControlFeatures | Enable, Power Good, Reset, Sequencing |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 24-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Übersicht
Description
Key features include high power supply rejection ratio (PSRR), low quiescent current, and fast transient response. The TPS70345PWPR provides programmable output voltage options, enabling flexibility in design. It also includes safety features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under various conditions.
The device is housed in a PowerPAD™ package, enhancing thermal performance and allowing for efficient heat dissipation. This makes the TPS70345PWPR suitable for applications in consumer electronics, telecommunications, and industrial equipment where space and power efficiency are critical.
Equivalent
Features
1. Dual Output: Provides two independent output voltages, often used for powering different sections of a circuit.
2. Low Dropout Voltage: Ensures efficient operation with minimal voltage difference between input and output.
3. Integrated Supervisory Circuit: Monitors system voltages to ensure proper operation and can reset the system in case of a fault.
4. Tracking Capability: Allows the outputs to power up and down in a controlled sequence, ensuring the correct powering order of components.
5. Adjustable Outputs: Offers adjustable output voltages to fit various application requirements.
6. Thermal and Overcurrent Protection: Safeguards against overheating and excessive current, enhancing reliability.
7. High Current Capability: Suitable for powering complex systems requiring significant current.
8. PowerPAD™ Package: Enhances thermal performance for efficient heat dissipation.
This combination of features makes the TPS70345PWPR ideal for use in applications such as telecommunications, industrial systems, and portable devices.
Pinout
- Pin Count: 20 pins
- Functions:
- The device features two independent LDO regulators that provide precise voltage regulation.
- It includes supervisory functions to monitor output voltages and provide a reset signal if they fall outside specified thresholds.
- The TPS70345 provides overcurrent protection and thermal shutdown for enhanced reliability.
- It supports features like enable control for each regulator, power-good indicators, and adjustable output voltages.
This regulator is typically used in applications requiring reliable voltage regulation with supervisory monitoring, such as in microprocessor and DSP systems.