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TL494BDR2G
IC REG CTRLR BCK/PSH-PULL 16SOIC
- 제조업체
- Mfr.부분 #TL494BDR2G
- 패키지 SOIC-16
- 데이터시트
- 재고 있음5780
100% 원래 &새로운
배송 준비 24 시간
365 일 보장
RFQ 및더 많은 할인
사양
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWITCHMODE™ |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Down, Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck, Push-Pull |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 7V ~ 40V |
| Frequency-Switching | 200kHz |
| DutyCycle(Max) | 48% |
| SynchronousRectifier | Yes |
| ClockSync | No |
| ControlFeatures | Dead Time Control, Frequency Control |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
개요
Description
Key features of the TL494BDR2G include a wide input voltage range, low standby current, and variable duty cycle control. It supports both single-ended and push-pull configurations, making it adaptable to various power supply designs. The PWM controller achieves precise regulation through feedback provided by the error amplifiers, which compare the output voltage to a reference voltage.
The TL494BDR2G is commonly used in applications like power inverters, chargers, and other electronic devices requiring efficient power management. Its compact design, typically in an SOIC-16 package, allows for integration into space-constrained applications. Overall, the TL494BDR2G is a reliable component for designing energy-efficient power supply systems.
Features
1. Dual-Output PWM Control: It has two error amplifiers, a PWM comparator, and a flip-flop for precise control of two outputs.
2. Adjustable Dead-Time Control: Enables optimization of switching characteristics and power efficiency.
3. Internal Circuitry: Includes an on-chip voltage reference, oscillator, error amplifier, and output control logic.
4. Wide Supply Voltage Range: Operates efficiently over a wide voltage range, enhancing its applicability across different systems.
5. High Frequency: Capable of operating at frequencies up to 500 kHz to accommodate various design needs.
6. Output Control: Provides flexibility with single-ended or push-pull configurations.
7. Low Standby Current: Optimizes energy efficiency when the device is idle.
8. Thermal Stability: Designed to operate reliably under varying temperature conditions.
The TL494BDR2G is ideal for use in switch-mode power supplies (SMPS), DC-DC converters, and other applications requiring high-precision and efficient PWM control.
Package
Pinout
1. Comparator Inputs (Pins 1, 2, 15, 16): Used for error voltage input and feedback.
2. Dead-Time Control (Pin 4): Sets the dead-time for PWM switching.
3. Feedback (Pin 3): Receives feedback from the output to maintain regulation.
4. Output Control (Pin 13): Determines the configuration of the output stage.
5. Collector Outputs (Pins 8, 11): Complementary PWM outputs.
6. Emitter Outputs (Pins 9, 10): Common outputs derived from the collector.
7. Timing Capacitor (Pin 5) and Timing Resistor (Pin 6): Set the oscillator frequency.
8. GND (Pin 7): Ground connection.
9. VCC (Pin 12): Supply voltage input.
10. Reference Voltage (Pin 14): Provides a stable reference voltage for other components in the circuit.
The TL494 is commonly used in applications like power supplies, battery chargers, and DC-DC converters.
Manufacturer
Application
Equivalent
배송
배송 방법We
DHL, FedEx, TNT, UPS 또는 선택한 다른 운송업체를 통해 글로벌 배송 서비스를 제공합니다.
배송 요금 참조 (DHL/FedEx):
DHL은: 배송 비용은 $25-$45 (0.5kg)에서 2-5 영업일의 추정적 배달 시간이 있습니다.
FedEx는: 배송 비용은 $25-$40 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.
UPS는: 배송 비용은 $25-$45 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.
TNT는: 배송 비용은 $25-$65 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.
EMS는: 배송 비용은 $30-$50 (0.5kg)에서 7-15 영업일의 추정적 배달 시간을 제공합니다.
등록된 항공우편: 배송 비용은 $2-$4 (0.1kg), 예상 배달 시간 5-20 영업일.
지불
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