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LTC3857EGN-1#PBF
the part number is LTC3857EGN-1#PBF
Part
LTC3857EGN-1#PBF
Manufacturer
Description
IC REG CTRLR BUCK 28SSOP
Lead Free/ROHS
pb RoHs
Datasheets
CAD Models
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Pricing
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Uni Price $10.9074 $10.6893 $10.362 $10.0348 $9.5985 Get Quotation!
Specification
Max Frequency 850kHz
Control Mode CURRENT-MODE
Input Voltage (Min) 4V
Output Type Transistor Driver
Output Configuration Positive
Surface Mount YES
Terminal Finish Matte Tin (Sn)
Function Step-Down
Terminal Position DUAL
Package / Case 28-SSOP (0.154, 3.90mm Width)
Number of Channels 1
Technology CMOS
Frequency - Switching 105kHz~835kHz 350kHz~535kHz
Lifecycle Status PRODUCTION (Last Updated: 3 weeks ago)
Terminal Form GULL WING
Number of Pins 28
Number of Terminations 28
ECCN Code EAR99
Width 3.9mm
Control Technique PULSE WIDTH MODULATION
Voltage - Supply (Vcc/Vdd) 4V~38V
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Operating Temperature -40°C~125°C TJ
Synchronous Rectifier Yes
Input Voltage-Nom 12V
Topology Buck
Mounting Type Surface Mount
JESD-609 Code e3
Factory Lead Time 8 Weeks
Clock Sync No
Number of Outputs 2
Time@Peak Reflow Temperature-Max (s) 30
Peak Reflow Temperature (Cel) 260
Series PolyPhase®
Control Features Enable, Frequency Control, Power Good, Soft Start, Tracking
Duty Cycle (Max) 99.4%
Switcher Configuration PHASE-SHIFT
Length 9.9mm
Subcategory Switching Regulator or Controllers
Input Voltage (Max) 38V
Packaging Tube
Part Status Active
Published 2012
Output Voltage 24V
Terminal Pitch 0.635mm
Base Part Number LTC3857
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