Les images sont à titre de référence seulement
TL494CPWR
IC REG CTRLR MULT TOP 16TSSOP
- Fabricant
- Mfr. Partie #TL494CPWR
- Paquet TSSOP (PW)-16
- Fiche de données
- En stock5702
100% original & Nouveau
24 heures prêtes à expédier
Garantie 365 jours
RFQ et Obtenez plus de rabais
Spécifications
| 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) | 7V ~ 40V |
| Frequency-Switching | 1kHz ~ 300kHz |
| DutyCycle(Max) | 45% |
| SynchronousRectifier | No |
| ClockSync | No |
| ControlFeatures | Dead Time Control, Frequency Control |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) |
Vue d'ensemble
Description
Key features of the TL494CPWR include dual error amplifiers, an on-chip adjustable oscillator, a dead-time control comparator, and a pulse-steering flip-flop. These features allow it to support both voltage and current feedback, providing flexibility in control schemes. The IC can operate over a wide voltage range and is equipped with features to prevent overloading, such as overcurrent protection.
The TL494CPWR supports both push-pull and single-ended configurations, making it suitable for a variety of applications, including power supplies for computers and communication equipment. Its compact design and high efficiency make it an ideal choice for designers looking to optimize power management in electronic devices. With its integrated features and robust performance, the TL494CPWR is a popular choice for engineers developing reliable and efficient power supply systems.
Features
1. PWM Control: Offers both voltage and current mode control capabilities, suitable for different power supply designs.
2. Dual Output: Supports two outputs for push-pull or single-ended configurations, enabling flexibility in circuit design.
3. Adjustable Dead-Time Control: Provides precise control over dead-time between output transitions, enhancing efficiency and reducing power losses.
4. Built-in Oscillator: Features an internal oscillator with adjustable frequency, allowing for customized operation aligned with specific application needs.
5. Error Amplifier: Includes an internal error amplifier for accurate voltage regulation and feedback control.
6. Undervoltage Lockout: Protects the circuit by disabling outputs when input voltage is insufficient, ensuring reliability.
7. Low Standby Current: Optimizes power consumption, making it suitable for energy-efficient applications.
8. Temperature Range: Operates over a wide temperature range, ensuring stable performance in diverse environmental conditions.
These features make the TL494CPWR suitable for various switching power supply applications, including DC-DC converters and inverters.
Package
Pinout
1. Comp: Compensation.
2. FEEDBACK: Error amplifier input.
3. DEAD-TIME CONTROL: Controls dead time between outputs.
4. CT: Timing capacitor connection.
5. RT: Timing resistor connection.
6. GND: Ground.
7. C1, C2: Collector outputs of the output transistors.
8. E1, E2: Emitter outputs of the output transistors.
9. VCC: Supply voltage.
10. VC: Control voltage.
11. REF: Reference voltage output.
12. INVERTING INPUT: Error amplifier inverting input.
13. NONINVERTING INPUT: Error amplifier non-inverting input.
14. OSC: Oscillator.
15. DTC: Dead-time control.
16. VREF: Reference voltage output.
The TL494 allows for flexible control over PWM signal generation, making it suitable for a variety of applications in power management.
Manufacturer
Application
Equivalent
Expédition
Méthodes d'expéditionNous
offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.
Référence des frais d'expédition (DHL/FedEx):
DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.
FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.
Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.
Paiements
Payment Methods
Le terme de paiement est 100% prépayé.
Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:
1. PayPal
2. Carte de crédit/débit
3. Transfert bancaire
Similaire
-
MX25V1635FZNI
Macronix
-
MX66U1G45GXDI00
Macronix
-
MX25V5126FM1I
Macronix
-
MX25V4035FZUI
Macronix
-
MX25R6435FBDIL0
Macronix
-
MX25L25673GMI-08G
Macronix
-
MX25U51279GXDR00
Macronix
-
MX25L2006EM1I-12G
Macronix
-
MX25U3232FZBI02
Macronix
-
MX25L6433FM2I-08G
Macronix
-
MX25U6435FM2I-10G
Macronix
-
MX25L12833FZ2I-10..
Macronix