UC3844BVD
Or copy the link below:
- Mfr.Part #
- UC3844BVD
- Manufacturer
- onsemi
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 14-SOIC
- Stock
- 5,951
- In Stock ：
- 5,951
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Control Mode :
- CURRENT-MODE
- Control Features :
- Frequency Control
- Lead Free :
- Contains Lead
- Switcher Configuration :
- Single
- Input Voltage-Nom :
- 15V
- Frequency - Switching :
- Up to 500kHz
- Length :
- 8.65mm
- Frequency :
- 275kHz
- Terminal Position :
- Dual
- Number of Terminations :
- 14
- Width :
- 3.9mm
- Number of Outputs :
- 1
- Function :
- Step-Up, Step-Up/Step-Down
- Topology :
- Boost, Flyback
- Published :
- 2007
- RoHS Status :
- Non-RoHS Compliant
- Input Voltage (Max) :
- 25V
- Duty Cycle (Max) :
- 48%
- Operating Temperature :
- -40°C~105°C TA
- JESD-609 Code :
- e0
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Number of Pins :
- 14
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Output Type :
- Transistor Driver
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Quiescent Current :
- 12mA
- Terminal Form :
- Gull wing
- Packaging :
- Tube
- Synchronous Rectifier :
- No
- Mount :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 235
- Output Configuration :
- Positive
- Base Part Number :
- UC384*B
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Voltage - Supply (Vcc/Vdd) :
- 10V~36V
- ECCN Code :
- EAR99
- Output Current-Max :
- 1A
- Control Technique :
- PULSE WIDTH MODULATION
- Mounting Type :
- Surface Mount
- Datasheets
- UC3844BVD
DC DC Switching Controllers onsemi UC3844BVD Overview
The onsemi UC3844BVD is a high-performance PWM controller designed specifically for DC-DC switching power supplies. This device integrates innovative features that enhance system reliability and efficiency, making it ideal for a broad range of power conversion applications. It is constructed to offer precise control over power supply operations, ensuring stable output and optimized performance. The UC3844BVD, part of onsemi's robust portfolio of power management solutions, stands out for its adaptability to challenging conditions and its capacity to drive efficient management of power requirements in complex circuits.
UC3844BVD Features
The UC3844BVD PWM controller includes several key features that contribute to its superior performance:
- Enhanced performance with up to 500 kHz operation frequency, allowing for smaller size of external components.
- Low startup current of 0.5 mA max and operating current of 8.5 mA, improving overall energy efficiency.
- Current mode operation provides improved transient response and simplified loop compensation.
- Under-voltage lockout with hysteresis for stable operation under varying voltage conditions.
- Output drive capability suitable for a range of MOSFETs and power transistors, enhancing design flexibility.
UC3844BVD Applications
- Switch Mode Power Supplies (SMPS): Utilizes its PWM capabilities to provide stable and efficient power conversion, critical for powering complex electronics.
- DC-DC Converters: Helps in stepping up or stepping down DC voltages efficiently, suitable for various electronic devices requiring different voltage levels.
- Battery Chargers: Optimizes charging protocols to enhance battery performance and longevity, crucial for mobile and portable devices.
- Power LED Drivers: Drives LEDs with precise current control, ensuring consistent brightness and color quality.
- Telecommunications Equipment: Manages power supply in telecom infrastructure, ensuring reliability and performance in communication networks.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
Manufacturer related products
Catalog related products
Related products
- Follow Us
-
- Payment
-
- Subscribe
- Certification
-
-
