LTC7821IUH#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 32-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LTC7821 Buck Tube e3 DC to DC switching controller 5mm 48V 200kHz~1.5MHz -40C~125C TJ
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Buying Options
Total Price: USD $12.77
Unit Price: USD $12.7688
≥1 USD $12.7688
≥10 USD $11.73304
≥100 USD $11.246884
≥500 USD $9.909398
≥1000 USD $9.423049
≥3000 USD $8.815118
Inventory: 95
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 26 Weeks
Lifecycle Status PRODUCTION (Last Updated: 1 month ago)
Physical
Mounting Type Surface Mount
Package / Case 32-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 32
Technical
Operating Temperature -40°C~125°C TJ
Packaging Tube
Published 2017
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 32
Terminal Finish Matte Tin (Sn)
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.5mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC7821
Function Step-Down
Number of Outputs 1
Output Type Transistor Driver
Input Voltage-Nom 48V
Analog IC - Other Type SWITCHING REGULATOR
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 10V~72V
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Topology Buck
Control Mode VOLTAGE-MODE
Frequency - Switching 200kHz~1.5MHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier No
Output Voltage-Max 33.5V
Output Voltage-Min 0.9V
Duty Cycle (Max) 40%
Output Phases 2
Dimensions
Height Seated (Max) 0.8mm
Length 5mm
Width 5mm
Compliance
RoHS Status ROHS3 Compliant
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