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UC3525ADWTR
IC REG CTRLR MULT TOP 16SOIC
- Fabricante
- Mfr. Parte #UC3525ADWTR
- Paquete SOIC (DW)-16
- Hoja de datos
- En stock7030
100% original & Nuevo
24 horas listos para el envío
Garantía de 365 días
RFQ y Obtenga más descuentos
Especificaciones
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Up, Step-Down, Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 8V ~ 35V |
| Frequency-Switching | 100Hz ~ 400kHz |
| DutyCycle(Max) | 49% |
| SynchronousRectifier | Yes |
| ClockSync | Yes |
| ControlFeatures | Enable, Frequency Control, Soft Start |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295, 7.50mm Width) |
Descripción general
Description
Key features of the UC3525ADWTR include an on-chip oscillator with a frequency range adjustable through external components, error amplifier, adjustable dead time control, and a totem-pole output stage designed to provide high current drive capability. The device supports soft-start functionality, ensuring smooth start-up for power supplies and minimizing inrush current.
Packaged in a surface-mount format, the component is widely used in industrial and consumer electronics due to its reliability and robust performance. Its design allows engineers to implement efficient power conversion solutions, making it a popular choice in various electronic applications requiring precise control of power delivery.
Features
1. Wide Input Voltage Range: Operates efficiently across a broad input voltage range, making it versatile for various applications.
2. On-Chip Oscillator: Features a built-in oscillator with adjustable frequency, allowing for flexibility in design and synchronization with other devices.
3. High-Speed Operation: Supports high-speed switching, enhancing efficiency and performance in power conversion.
4. Error Amplifier: Includes a high-gain error amplifier to provide accurate feedback and improve regulation.
5. Current Limiting: Offers programmable current limiting to protect against overcurrent conditions.
6. Undervoltage Lockout: Ensures safe operation by preventing the PWM from operating at low voltage levels.
7. Soft Start Capability: Integrates a soft start feature to reduce inrush current and avoid stress on components at startup.
8. Dual Output: Provides dual totem-pole outputs for driving both N-channel and P-channel MOSFETs or bipolar transistors.
9. Protection Features: Includes protection mechanisms like thermal shutdown to enhance reliability.
These features make the UC3525ADWTR suitable for use in various applications such as DC-DC converters, motor control systems, and other power electronics requiring efficient PWM control.
Package
Pinout
Here is a brief overview of its pin functions:
1. Comp (1): Compensation input.
2. VFB (2): Feedback voltage.
3. Osc (3): Oscillator timing resistor and capacitor.
4. R/T (4): Timing resistor for setting oscillator frequency.
5. C/T (5): Timing capacitor for setting oscillator frequency.
6. Soft Start (6): Soft start control.
7. DTC (7): Dead time control.
8. E/A Out (8): Error amplifier output.
9. VREF (9): Reference voltage output.
10. VCC (10): Supply voltage.
11. VC (11): Output stage supply voltage.
12. Out A (12): Output A.
13. GND (13): Ground.
14. Out B (14): Output B.
15. Shutdown (15): Shutdown input.
16. Sync (16): Synchronization input.
These pin functions enable the UC3525ADWTR to control power delivery efficiently in a variety of power supply and conversion applications.
Manufacturer
Application
Equivalent
1. TL494 (Texas Instruments)
2. SG3525A (ON Semiconductor)
3. KA3525A (Fairchild Semiconductor)
4. NCP3525 (ON Semiconductor)
5. LM3525 (Texas Instruments)
These alternatives offer similar functionality and can often be used as substitutes depending on the specific application requirements. Always verify pin compatibility and electrical specifications before substituting.
Envío
Métodos de envíoNosotros
ofrecer servicios de envío globales a través de DHL, FedEx, TNT, UPS, o cualquier otro expediente de su elección.
Referencia de tarifas de envío (DHL/FedEx):
DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.
FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.
Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.
Pagos
Payment Methods
El plazo de pago es 100% prepagado.
Actualmente, solo aceptamos los siguientes métodos de pago:
1. de PayPal
2. Tarjeta de crédito/débito
3. Transferencia bancaria
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