LM3478MA/NOPB
RoHS 
RoHS compliant
RoHS compliantPackage 8-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LM3478 Boost Flyback SEPIC Tube e3 DC to DC switching controller 1A 1A 1.75mm 1.26V
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Buying Options
Total Price: USD $2.47
Unit Price: USD $2.4728
≥1 USD $2.4728
≥10 USD $2.22288
≥100 USD $1.821503
≥500 USD $1.728135
≥1000 USD $1.550657
≥3000 USD $1.307777
Inventory: 135
Minimum: 1
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Technical Details
Technical
Subcategory Switching Regulator or Controllers
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Frequency 1MHz
Base Part Number LM3478
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 1.26V
Output Type Transistor Driver
Max Output Current 1A
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 1A
Voltage - Supply (Vcc/Vdd) 2.97V~40V
Quiescent Current 2.7mA
Control Features Enable, Frequency Control
Topology Boost, Flyback, SEPIC
Min Input Voltage 2.9V
Control Mode CURRENT-MODE
Frequency - Switching 100kHz~1MHz
Max Input Voltage 40V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier No
Min Output Voltage 1.26V
Switcher Configuration SINGLE
Max Duty Cycle 100 %
ECCN Code EAR99
Number of Terminations 8
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
Pbfree Code yes
JESD-609 Code e3
Packaging Tube
Operating Temperature -40°C~125°C TJ
Dimensions
Height 1.75mm
Length 4.9mm
Width 3.91mm
Thickness 1.58mm
Physical
Number of Pins 8
Package / Case 8-SOIC (0.154, 3.90mm Width)
Mounting Type Surface Mount
Mount Surface Mount
Contact Plating Tin
Supply Chain
Lifecycle Status ACTIVE (Last Updated: 3 days ago)
Factory Lead Time 6 Weeks
Compliance
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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