| Allicdata Part #: | 296-26125-2-ND |
| Manufacturer Part#: |
LP2985-33DBVT |
| Price: | $ 0.37 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC REG LINEAR 3.3V 150MA SOT23-5 |
| More Detail: | Linear Voltage Regulator IC Positive Fixed 1 Outpu... |
| DataSheet: |  LP2985-33DBVT Datasheet/PDF |
| Quantity: | 2250 |
| 1 +: | $ 0.36800 |
| 10 +: | $ 0.35696 |
| 100 +: | $ 0.34960 |
| 1000 +: | $ 0.34224 |
| 10000 +: | $ 0.33120 |
Specifications
| Current - Output: | 150mA |
| Base Part Number: | LP2985-33 |
| Supplier Device Package: | SOT-23-5 |
| Package / Case: | SC-74A, SOT-753 |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 125°C |
| Protection Features: | Over Current, Over Temperature, Short Circuit |
| Control Features: | Enable |
| PSRR: | 45dB (1kHz) |
| Current - Supply (Max): | 2.5mA |
| Current - Quiescent (Iq): | 95µA |
| Series: | -- |
| Voltage Dropout (Max): | 0.58V @ 150mA |
| Voltage - Output (Max): | -- |
| Voltage - Output (Min/Fixed): | 3.3V |
| Voltage - Input (Max): | 16V |
| Number of Regulators: | 1 |
| Output Type: | Fixed |
| Output Configuration: | Positive |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
Description
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LP2985-33DBVT is a high-performance linear integrated regulator with extremely low dropout voltage, suitable for application in a variety of products such as automotive, communication, and industrial applications. It offers a wide range of adjustable output voltage options and high current up to 800mA output current.The wide variety of features makes LP2985-33DBVT an ideal choice for use in applications which require a precise, adjustable output voltage with very low noise and very low dropout voltage in the presence of varying input voltages or temperature. The low dropout voltage enables the use of the regulator in low voltage applications, such as automotive, communications, industrial and consumer systems.LP2985-33DBVT is typically used as a post-regulator to feed microprocessors, FPGAs, and other low power ICs, providing them with a low noise, constant voltage up to 800mA output. It can also be used as a load switch for power sequencing or as a bypass switch for power sequencing or when powering up an IC during system turn-on.The application field and working principle of the LP2985-33DBVT lies in the field of linear voltage regulators. A linear voltage regulator is a device that takes a DC input voltage (V in ) and produces a regulated output voltage (V out ). A linear voltage regulator works by dissipating the excess energy from the input voltage as heat. This is done by the reguator adjusting itself to the input voltage change and keeping the output voltage constant. The LP2985-33DBVT adopts a voltage-follower architecture, which allows it to rapidly respond to changes in load current, input voltage, and ambient temperature. The wide output voltage range makes the LP2985-33DBVT suitable for a variety of applications and the fast transient response avoids high-frequency fluctuations on the output voltage rail.The LP2985-33DBVT is equipped with a remote-sense feature to compensate for voltage drops between the regulator and the load that may occur in the interconnecting cables and traces. This feature helps to maintain a constant output voltage and is most useful in applications where the output of the regulator is far from the load or where the thickness or length of the interconnecting lines is not uniform. The LP2985-33DBVT is also designed with a current limitation feature, which allows for improved power supply design and protection. This feature keeps the regulator from outputting more current than the device can handle, thus avoiding damage to the output voltage rail.The LP2985-33DBVT also features an enable input pin, which can be used to turn the regulator on and off from an external source. This feature is especially useful in applications which require certain conditions to be met before the regulator can be enabled. The enable pin can be used to control the start up timing, current limiter action, and/or the voltage adjustment range.Overall, the LP2985-33DBVT is a highly efficient, low noise, linear voltage regulator with a wide output voltage range, fast transient response, remote-sense feature, and enable pin. These features make the LP2985-33DBVT an excellent linear voltage regulator for a variety of applications requiring adjustable output voltages with very low noise and very low dropout voltage.
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