TL3843BD Texas Instruments | DC DC Switching Controllers

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TL3843BD
DigiKey Part Number	296-23676-5-ND
Manufacturer	Texas Instruments
Manufacturer Product Number	TL3843BD
Description	IC REG CTRLR MULT TOP 14SOIC
Customer Reference
Detailed Description	Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
Datasheet	Datasheet
EDA/CAD Models	TL3843BD Models

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Category Integrated Circuits (ICs) Power Management (PMIC) DC DC Switching Controllers	Frequency - Switching Up to 500kHz
Manufacturer Texas Instruments	Duty Cycle (Max) 96%
Packaging Tube	Synchronous Rectifier No
Part Status Obsolete	Clock Sync No
Output Type Transistor Driver	Control Features Frequency Control
Function Step-Up, Step-Up/Step-Down	Operating Temperature 0°C ~ 70°C (TA)
Output Configuration Positive	Mounting Type Surface Mount
Topology Boost, Flyback, Forward	Package / Case 14-SOIC (0.154", 3.90mm Width)
Number of Outputs 1	Supplier Device Package 14-SOIC
Output Phases 1	Base Product Number TL3843
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V

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Substitutes (5)

Part Number	Manufacturer	Quantity Available	DigiKey Part Number	Unit Price	Substitute Type
TL3843BDR	Texas Instruments	1,855	296-31947-1-ND	$1.21000	MFR Recommended
NCV3843BVDR2G	onsemi	3,260	488-NCV3843BVDR2GCT-ND	$1.95000	Similar
UC3843BDG	Rochester Electronics, LLC	8,360	2156-UC3843BDG-OS-ND	$0.60200	Similar
UC3843BDR2G	onsemi	2,441	UC3843BDR2GOSCT-ND	$1.05000	Similar
UC3843BVDR2G	onsemi	4,572	UC3843BVDR2GOSCT-ND	$1.05000	Similar

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Tube

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Unit Price without GST:	$1.75000
Unit Price with GST:	$1.92500

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