LM1770UMF/NOPB
RoHS 
RoHS compliant
RoHS compliantPackage SC-74A, SOT-753
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LM1770 Buck Tape & Reel (TR) e3 DC to DC switching controller 400muA 4A 1.45mm 4.5V
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Buying Options
Total Price: USD $0.81
Unit Price: USD $0.8056
≥1 USD $0.8056
≥10 USD $0.6612
≥100 USD $0.6403
≥500 USD $0.62035
≥1000 USD $0.59945
Inventory: 1145
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
Dimensions
Thickness 1.2mm
Width 1.6mm
Length 2.9mm
Height 1.45mm
Technical
Duty Cycle 95 %
Clock Sync No
Max Duty Cycle 95 %
Max Frequency 1MHz
Switcher Configuration PUSH-PULL
Synchronous Rectifier Yes
Control Technique PULSE WIDTH MODULATION
Frequency - Switching 100kHz~1MHz
Topology Buck
Input Voltage (Min) 2.8V
Quiescent Current 400μA
Voltage - Supply (Vcc/Vdd) 2.8V~5.5V
Output Current 4A
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 3.3V
Operating Supply Voltage 5.5V
Output Type Transistor Driver
Output Voltage 4.5V
Number of Outputs 1
Function Step-Down
Base Part Number LM1770
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Additional Feature ALSO HAS ADJUSTABLE OUTPUT VOLTAGE AS LOW AS 0.8V
Terminal Finish Matte Tin (Sn)
ECCN Code EAR99
Number of Terminations 5
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
Pbfree Code yes
JESD-609 Code e3
Packaging Tape & Reel (TR)
Operating Temperature -40°C~125°C TJ
Physical
Number of Pins 5
Package / Case SC-74A, SOT-753
Mounting Type Surface Mount
Mount Surface Mount
Supply Chain
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Factory Lead Time 6 Weeks
Alternative Model
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