Model No: TLV61046ADBVR

Texas Instruments TLV61046ADBVR

Manufacturer: Texas Instruments
SEMICON NO.: TLV61046ADBVR
Package: SOT-23-6
Stock: In stock
Description: IC Voltage Boost Converter 28V
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 Mfr   Texas Instruments 
 Device Type Step-Up (Boost) DC-DC Converter
 Topology  Boost (Step-Up)
 Output Type  Adjustable
 Number of Outputs 1
 Input Voltage (VIN) 1.8 V to 5.5 V 
 Output Voltage (VOUT) 3.3 V to 28 V
 Switch Current Limit (Typ) 0.98 A
 Switching Frequency 1.05 MHz (Typical)
 Output Voltage Accuracy  ±2.5%
 Operating Temperature -40°C to +125°C
 Package SOT-23-6
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
TLV61046ADBVR boost converter
The TLV61046ADBVR is a highly integrated boost converter from Texas Instruments, optimized for low-power,battery-operated systems requiring high output voltages up to 28V. It accepts a wide 1.8V to 5.5V input, supporting single-cell Li-ion, two alkaline batteries in series, or 3.3V/5V rails, and operates down to 1.6V after start-up to extend battery life. The device integrates a 30V power switch, an isolation switch, and a rectifier diode, reducing external components and simplifying PCB design. It delivers a typical 980mA switch current, achieves up to 85% efficiency at 3.6V input and 12V output, and maintains ±2.5% output accuracy for stable power delivery. Running at a fixed 1.05MHz switching frequency, it shrinks external inductor and capacitor size, while a 7ms internal soft-start limits inrush current for smooth power-up.
It features light-load power-saving mode, true load disconnect with <1μA leakage during shutdown, and comprehensive protections including output short-circuit, overvoltage, and thermal shutdown. Housed in a compact 2.9mm×1.6mm SOT-23-6 package with -40°C to 125°C operating range, it suits space-constrained designs. Typical applications include PMOLED/LCD panel bias supplies, wearables, portable medical devices, IoT sensor nodes, and industrial sensors needing high-voltage, low-power, small-form-factor power solutions.
Alternative boost regulators
● TPS61046YFFR (Texas Instruments): A 1.05MHz boost converter with 4.5V–28V adjustable output, 1.2A switch current, and 6-UFBGA package for ultra-compact portable designs.
● MP1542DJ (MPS): A 1.5A boost regulator with 2.5V–5.5V input, up to 28V output, and SOT-23-6 package, offering high efficiency for battery-powered industrial applications.
● LT1931ES5 (Analog Devices): A 1.2MHz boost converter with 2.6V–16V input, up to 34V output, and TSOT-23-5 package, providing wide input range and robust protection for high-voltage portable systems.