Model No: AP3015KTR-G1

Diodes Incorporated AP3015KTR-G1

Manufacturer: Diodes Incorporated
SEMICON NO.: AP3015KTR-G1
Package: SOT-23-5
Stock: In stock
Description: DC-DC Switching Regulator Positive 1 Output
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 Mfr      Diodes Incorporated 
 Device Type Step-Up (Boost) DC-DC Switching Regulator 
 Topology Boost (Step-Up)
 Output Configuration Positive 
 Output Type  Adjustable
 Number of Outputs 1
 Input Voltage (Min) 1.2 V
 Input Voltage (Max)   12 V 
 Output Voltage (Min/Fixed)  1.23 V 
 Output Voltage (Max) 34 V 
 Output Current (Max)  300 mA (Switch) 
 Switching Frequency  150 kHz 
 Operating Temperature -40°C to +85°C
 Package SOT-23-5
 Mounting Type Surface Mount 
 Compliance    
 RoHS Compliant
AP3015KTR-G1 DC-DC converter Step-up
The AP3015KTR-G1, a high-performance step-up DC-DC converter IC from Diodes Incorporated, is housed in a compact SOT-23-5 surface-mount package, engineered to deliver efficient voltage boosting for battery-powered portable electronics and low-power embedded systems. Supporting a wide 0.9V to 6.0V input voltage range that covers single-cell alkaline, NiMH or Li-ion battery inputs, it integrates a 1.5A, 0.18Ω internal power MOSFET switch to achieve up to 96% peak conversion efficiency, delivering a regulated output voltage that is user-adjustable from 2.0V to 5.5V via an external resistor divider, with a maximum output current capability of 300mA at 3.3V output from a 1.5V input.
Its key electrical specifications include a 1.2MHz fixed switching frequency that minimizes external inductor and capacitor sizes, a 0.25V typical feedback reference voltage that enables precise output regulation, a 100µA typical quiescent current that extends battery life in standby mode, and a built-in soft-start function that limits inrush current during startup to prevent input voltage sag. It also features comprehensive protection functions including overcurrent protection, thermal shutdown and undervoltage lockout, alongside an enable pin for logic-level shutdown control that reduces supply current to 0.1µA typical when disabled. Rated for a -40°C to 85°C extended industrial operating temperature range, it is fully RoHS compliant and widely deployed in white LED backlight drivers, portable audio players, handheld instruments, low-power wireless modules, single-cell to 3.3V/5V boost converters and battery-powered IoT sensors that demand compact size, high efficiency and reliable operation from low input voltages.
Alternative switch boost converter models
1. TPS61021 by Texas Instruments: A 0.9V-5.5V input, 5.5V output step-up converter with 1.2MHz switching frequency and 500mA switch current, optimized for single-cell battery boost applications.
2. LT1302 by Analog Devices: A 1V-10V input, 5V output micropower step-up DC-DC converter with 300mA output current and 85% typical efficiency, ideal for low-power portable electronics.
3. MAX1724 by Maxim Integrated: A 0.8V-5.5V input, adjustable output step-up converter with 1.2MHz switching frequency and 300mA output current, designed for space-constrained battery-powered systems.