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UC3525AQ
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 20-LCC (J-Lead)
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
VOLTAGE-MODE BIPOLAR QUAD Surface Mount DC-DC Controller IC 100ns 0C~70C TA 100Hz~400kHz 18V
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Inventory: 2342
Minimum: 1
Total Price: USD $2.15
Unit Price: USD $2.14795
≥1 USD $2.14795
≥10 USD $1.7632
≥100 USD $1.7081
≥500 USD $1.653
≥1000 USD $1.5979
Technical Details
Physical
Mounting Type Surface Mount
Package / Case 20-LCC (J-Lead)
Surface Mount YES
Number of Pins 20
Dimensions
Height 4.06mm
Length 8.96mm
Width 8.96mm
Technical
Operating Temperature 0°C~70°C TA
Packaging Tube
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Technology BIPOLAR
Terminal Position QUAD
Terminal Form J BEND
Peak Reflow Temperature (Cel) 260
Frequency 450kHz
Base Part Number UC3525
Function Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs 2
Output Voltage 18V
Output Type Transistor Driver
Input Voltage-Nom 20V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 100mA
Voltage - Supply (Vcc/Vdd) 8V~35V
Quiescent Current 14mA
Control Features Enable, Frequency Control, Soft Start
Topology Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Control Mode VOLTAGE-MODE
Frequency - Switching 100Hz~400kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 100ns
Synchronous Rectifier Yes
Fall Time (Typ) 50 ns
Nominal Input Voltage 35V
Max Duty Cycle 50 %
Duty Cycle (Max) 49%
Output Phases 1
Compliance
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Alternative Model
No data
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