UC3844BD1
RoHS
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Package 8-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 50ns 0C~70C TA Up to 500kHz 5.1V
PDF
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Buying Options
Total Price: USD $0.56
Unit Price: USD $0.5632
≥1 USD $0.5632
≥10 USD $0.49984
≥100 USD $0.474496
≥500 USD $0.389752
≥1000 USD $0.36432
≥3000 USD $0.321939
Inventory: 1191
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status Non-RoHS Compliant
Dimensions
Width 3.9mm
Length 4.9mm
Technical
Max Duty Cycle 48 %
Switcher Configuration SINGLE
Fall Time (Typ) 50 ns
Synchronous Rectifier No
Rise Time 50ns
Control Technique PULSE WIDTH MODULATION
Input Voltage (Max) 25V
Frequency - Switching Up to 500kHz
Control Mode CURRENT-MODE
Topology Boost, Flyback
Control Features Frequency Control
Quiescent Current 12mA
Voltage - Supply (Vcc/Vdd) 10V~36V
Output Current 1A
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 15V
Output Type Transistor Driver
Output Voltage 5.1V
Number of Outputs 1
Function Step-Up, Step-Up/Step-Down
Base Part Number UC384*B
Time@Peak Reflow Temperature-Max (s) 30
Frequency 275kHz
Peak Reflow Temperature (Cel) 240
Terminal Form GULL WING
Terminal Position DUAL
Technology BIPOLAR
Subcategory Switching Regulator or Controllers
Terminal Finish Tin/Lead (Sn/Pb)
ECCN Code EAR99
Number of Terminations 8
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Obsolete
JESD-609 Code e0
Published 2007
Packaging Tube
Operating Temperature 0°C~70°C TA
Physical
Number of Pins 8
Package / Case 8-SOIC (0.154, 3.90mm Width)
Mounting Type Surface Mount
Mount Surface Mount
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