UC3844N
RoHS
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Package 8-DIP (0.300, 7.62mm)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE BIPOLAR DUAL Through Hole DC-DC Controller IC 45ns 0C~70C TA Up to 500kHz 5.1V
PDF
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Buying Options
Total Price: USD $1.21
Unit Price: USD $1.2056
≥1 USD $1.2056
≥10 USD $1.08064
≥100 USD $1.025376
≥500 USD $0.842248
≥1000 USD $0.787283
≥3000 USD $0.695746
Inventory: 451
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status Non-RoHS Compliant
Dimensions
Width 7.62mm
Height Seated (Max) 4.45mm
Technical
Duty Cycle (Max) 48%
Max Duty Cycle 50 %
Switcher Configuration SINGLE
Fall Time (Typ) 35 ns
Synchronous Rectifier No
Rise Time 45ns
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
Voltage - Supply (Vcc/Vdd) 10V~30V
Output Current 1A
Output Configuration Positive
Nominal Supply Current 17mA
Operating Supply Current 17mA
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*
Frequency 275kHz
Terminal Pitch 2.54mm
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 2002
Packaging Tube
Operating Temperature 0°C~70°C TA
Physical
Number of Pins 8
Package / Case 8-DIP (0.300, 7.62mm)
Mounting Type Through Hole
Mount Through Hole
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