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UC3844AD1

STMicroelectronics
RoHS
/
Package 8-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description UC3844 Boost Flyback Tube e0 DC to DC switching controller 1A 4.9mm 30V Up to 500kHz
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Inventory: 2690
Minimum: 1
Total Price: USD $0.33
Unit Price: USD $0.329175
≥1 USD $0.329175
≥10 USD $0.270323
≥100 USD $0.262343
≥500 USD $0.253365
≥1000 USD $0.245385

Technical Details

Physical

Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Number of Pins 8

Technical

Operating Temperature -40°C~150°C TJ
Packaging Tube
JESD-609 Code e0
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish TIN LEAD
Subcategory Switching Regulator or Controllers
Technology BIPOLAR
Terminal Position DUAL
Terminal Form GULL WING
Frequency 250kHz
Base Part Number UC3844
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 10V~30V
Control Features Frequency Control
Topology Boost, Flyback
Control Mode CURRENT-MODE
Output Current-Max 1A
Frequency - Switching Up to 500kHz
Input Voltage (Max) 30V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier No
Switcher Configuration SINGLE
Duty Cycle (Max) 48%

Dimensions

Length 4.9mm
Width 3.9mm

Compliance

RoHS Status Non-RoHS Compliant

Alternative Model

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