Status: | Active |
---|---|
Series: | UC3844B |
RoHS: | Compliant |
Prices starting from US$0.20
Trimmed Oscillator for Precise Frequency Control |
Oscillator Frequency Guaranteed at 250 kHz |
Current Mode Operation to 500 kHz Output Switching Frequency |
Output Deadtime Adjustable from 50% to 70% |
Automatic Feed Forward Compensation |
Latching PWM for Cycle-By-Cycle Current Limiting |
Internally Trimmed Reference with Undervoltage Lockout |
High Current Totem Pole Output |
Undervoltage Lockout with Hysteresis |
Low Startup and Operating Current |
Pb-Free Packages are Available |
Description | UC3844B |
---|---|
Compliance | Pb-free Halide free |
Topology | Flyback Forward Step-Down Step-Up |
Control Mode | Current Mode |
fsw Typ (kHz) | 52 |
Stand-by Mode | No |
UVLO (V) | Yes |
Short Circuit Protection | Yes |
Latch | No |
Soft Start | Yes |
VCC Max (V) | 25 |
Drive Cap. (mA) | 200 / 200 |
Package Type | SOIC-8 |
Current Mode Pwm Controller, 25V, 8-Soic | Newark Electronics |
UC3844B Series 36 V 275 kHz High Performance Current Mode Controller- SOIC-8 | Future Electronics |
Current Mode PWM Controller 1A 8-Pin SOIC N T/R | Avnet America |
CONTROLLER, CURRENT MODE, 500KHZ, 8SOIC | Farnell |
Where can I find additional details, specifications and documents for a UC3844BVD1R2G?
Additional datasheets, footprints and schematics for UC3844BVD1R2G are listed on our Part Details page. You can also find images and similar parts to UC3844BVD1R2G on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for UC3844BVD1R2G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view UC3844BVD1R2G price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does UC3844BVD1R2G fall under?
The UC3844BVD1R2G is listed under Power Management > AC-DC Power Conversion > Offline Controllers.
Can I view similar or alternative parts?
You can view similar parts to UC3844BVD1R2G when available in the Offline Controllers range under the specifications section at the bottom of the details page.
Who can I contact for technical support of the product?
Submit any questions directly to the customer support team of the distributor listing the product. For the UC3844BVD1R2G you can contact the distributor directly for product support, shipping queries etc.
Is the UC3844BVD1R2G RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.
Which authorised distributors for UC3844BVD1R2G have stock available?
Authorised distributors including Newark Electronics, Future Electronics, Avnet America, element14 and Avnet Asia have stock available or on a lead time for UC3844BVD1R2G.
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