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L78L15ACUTR
+StücklisteIC REG LINEAR 15V 100MA SOT89-3
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HerstellerSTMikroelektronik
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Herstellerteil #L78L15ACUTR
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Datenblatt L78L15ACUTR DataSheet
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Paket TO-243AA
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Auf Lager2961
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Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 15V |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 6 mA |
| Current - Supply (Max) | 6.5 mA |
| PSRR | 39dB (120Hz) |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Mounting Type | Surface Mount |
Übersicht
Description
Key features of the L78L15ACUTR include its ability to deliver a maximum output current of 100 mA, thermal shutdown protection, and short-circuit protection, enhancing its durability and safety in circuit designs. The IC is commonly housed in a small SOT-89 package, making it suitable for space-constrained applications.
Its primary applications are in power management tasks within consumer electronics, industrial equipment, and other devices requiring a stable 15V power supply. The device's low quiescent current and high ripple rejection further increase its appeal for scenarios needing an efficient and stable voltage regulation solution.
Equivalent
1. LM78L15 by Texas Instruments
2. MC78L15 by ON Semiconductor
3. NTE1915 by NTE Electronics
4. UA78L15 by Fairchild Semiconductor (now part of ON Semiconductor)
These alternatives offer similar functionality and specifications, making them suitable replacements in circuits requiring a 15V voltage regulator.
Features
1. Output Voltage: It provides a fixed output voltage of 15V.
2. Output Current: Supports a maximum output current of 100 mA.
3. Line Regulation: Offers good line regulation, typically around 0.01%/V.
4. Load Regulation: Ensures stable load regulation, typically 0.1% for a load current change.
5. Thermal Protection: Includes thermal shutdown to prevent overheating.
6. Short-Circuit Protection: Offers current limitation to protect against short circuits.
7. Dropout Voltage: Low dropout voltage, typically around 1.7V.
8. Operating Temperature Range: Functions over a wide temperature range, typically from -40°C to +125°C.
9. Package: Available in a SOT-89 package, which is compact and suitable for space-constrained applications.
10. Applications: Used in various electronic devices for voltage regulation, including battery chargers, power management systems, and consumer electronics.
These features make the L78L15ACUTR a reliable choice for applications requiring a stable 15V output.
Pinout
The pin count and functions for the L78L15ACUTR are as follows:
1. Pin 1 (Input): This pin receives the input voltage, which needs to be higher than the desired output voltage of 15V plus the dropout voltage.
2. Pin 2 (Ground): This pin is connected to the ground of the circuit and serves as a reference point for the input and output voltages.
3. Pin 3 (Output): This pin provides the regulated output voltage of +15V.
The regulator is designed to provide a fixed voltage output with thermal and short-circuit protection. It is commonly used in power management applications to ensure that the electronic components receive a stable and consistent voltage supply.
Manufacturer
Application
1. Consumer Electronics: Provides stable voltage for devices like TVs, radios, and set-top boxes.
2. Industrial Equipment: Used in control systems and instrumentation requiring precise voltage regulation.
3. Telecommunications: Supports power management in networking devices and communication equipment.
4. Automotive Electronics: Powers sensors and microcontrollers within automotive systems.
5. Embedded Systems: Ensures reliable operation of microcontrollers and other logic circuits.
Its compact design and thermal protection make it ideal for circuits requiring a consistent voltage supply.