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UDN2987A-6-T
+NomenclatureIC PWR DRIVER BIPOLAR 1:1 20DIP
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FabricantAllegro microsystèmes
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Pièce fabricant #UDN2987A-6-T
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Fiche technique UDN2987A-6-T DataSheet
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Spécifications
| Attribut | Valeur |
| Part Status | Obsolete |
| Switch Type | General Purpose |
| Number of Outputs | 8 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | High Side |
| Output Type | Bipolar |
| Interface | On/Off |
| Voltage - Load | 4.75V ~ 35V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 350mA |
| Input Type | Non-Inverting |
| Features | Status Flag |
| Fault Protection | Current Limiting (Fixed), Over Temperature |
| Operating Temperature | -20°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
| Supplier Device Package | 20-DIP |
| Package / Case | 20-DIP (0.300", 7.62mm) |
| Base Product Number | UDN2987 |
Présentation
Description
Key features include:
- Dual H-bridge configuration for controlling two motors or one bipolar stepper motor.
- Capable of driving up to 1.5A per channel, with thermal overload protection.
- Operates from a supply voltage range of 4.5V to 36V, providing versatility for different motor specifications.
- Built-in diodes for back EMF protection, ensuring reliability and longevity.
- Easy interfacing with microcontrollers and logic circuits.
The UDN2987A-6-T is widely used in applications requiring precise motor control, making it a popular choice among engineers and hobbyists.
Equivalent
Features
1. Dual Darlington Configuration: Provides high current gain.
2. High-Voltage Capability: Can handle voltages up to 50V.
3. Output Current: Each output can drive up to 500 mA.
4. Integrated Protection: Built-in clamping diodes for inductive load protection.
5. Wide Operating Temperature Range: Suitable for various environments, typically from -40°C to +85°C.
6. Low Saturation Voltage: Ensures efficient operation with low power loss.
7. Compact Package: Available in a DIP-16 package, optimizing space in design.
These features make the UDN2987A-6-T ideal for applications in industrial control, automotive, and consumer electronics where robust and efficient drive solutions are required.
Pinout
Pin Functions:
1-8: Channel outputs (OUT1 to OUT8) - These pins connect to the loads and are capable of sourcing current.
9: Common Ground (GND) - This pin is connected to the system ground.
10: VCC - Power supply input for the device.
11: Logic Supply Voltage (VLOGIC) - Supplies power to the logic circuitry.
12-15: Control inputs (IN1 to IN4) - Used to control the corresponding output channels.
16: Thermal and protection features - This pin may not have a standard function but is essential for device operation and protection.
The UDN2987A-6-T is suitable for applications requiring multiple high-current outputs, and it contains built-in protection features for reliability.
Manufacturer
Application
1. Robotics: For driving motors in robotic arms and mobile robots.
2. Automated Industrial Equipment: Used in conveyor systems and automated assembly lines.
3. Home Appliances: Such as washing machines and robotic vacuum cleaners.
4. Consumer Electronics: In devices requiring precise motor control, like printers and cameras.
5. Automotive Systems: For controlling actuators and motors in vehicles.
Its versatility makes it suitable for any application requiring bidirectional motor control.