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LM3557SD-2/NOPB
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 8-WFDFN Exposed Pad
Category PMIC - LED Drivers / PMIC - LED Drivers
Description
Lead Free ROHS3Compliant DUAL CURRENT-MODE IC LED Driver -40C~85C TA 1.25MHz 3.6V 800mA Switch
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Inventory: 7541
Minimum: 1
Total Price: USD $1.1
Unit Price: USD $1.10105
≥1 USD $1.10105
≥10 USD $0.90345
≥100 USD $0.87495
≥500 USD $0.84645
≥1000 USD $0.8189
Technical Details
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-WFDFN Exposed Pad
Number of Pins 8
Technical
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Type DC DC Regulator
Terminal Finish Matte Tin (Sn)
Applications Backlight
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Frequency 1.2MHz
Base Part Number LM3557
Number of Outputs 1
Output Voltage 22V
Input Voltage-Nom 3.6V
Max Supply Voltage 7.5V
Min Supply Voltage 2.7V
Output Current 800mA
Max Supply Current 800μA
Topology Step-Up (Boost)
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Current - Output / Channel 800mA Switch
Internal Switch(s) Yes
Number of Segments 5
Switching Frequency 1.25MHz
Voltage - Supply (Min) 2.7V
Dimensions
Height 800μm
Length 3mm
Width 3mm
Compliance
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Alternative Model
No data
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