Welcome to China Electron !

MT3608

Model

MT3608

Category

integrated_circuits
power_ics

The MT3608 is a compact adjustable boost converter designed for low-power applications requiring precise voltage regulation. With its 2A continuous output, 1.2MHz switching frequency, and wide -40°C to +85°C operating range, it is ideal for consumer electronics and IoT devices. The SOT-23-6 package and high efficiency make it suitable for space-constrained designs, while thermal management considerations require careful PCB layout. Market positioning emphasizes cost efficiency and compactness, though its voltage range and peak current limitations may restrict use in high-power scenarios.

Reference Pricing

10+ :$0.0686
100+ :$0.0532
300+ :$0.0504
3000+ :$0.0504
6000+ :$0.0476
9000+ :$0.0532

Reference Stock

Available:359800

Specifications

Conversion Efficiencyup to 97%
Input Voltage Range2V to 24V
Load RegulationN/A
On Resistance80mΩ to 150mΩ
Operating Temperature Range-40°C to +85°C
Output Current4A
Output Voltageup to 28V
Package TypeSOT-23-6
Rated VoltageN/A
Ripple VoltageN/A
Switching Frequency1.2MHz
Switching LossN/A
Thermal ResistanceN/A

Function And Role

Core Function

Adjustable boost DC-DC converter with 2A output current and 2V-24V input voltage range

Key Characteristics

  • 1.2MHz switching frequency
  • Built-in switching components
  • Adjustable output voltage
  • SOT-23-6 package
  • Quiescent current of 100μA/1.6mA
  • Operating temperature range of -40°C to +85°C

Application Domains

Basic Scenarios

  • Consumer electronics power supply
  • IoT device power management
  • Low-power communication modules

Extended Scenarios

  • Automotive electronic systems
  • Industrial control equipment
  • Portable medical devices

Precautions

Soldering

Use 2-3 seconds of 260°C soldering time per pad

Current Limit

Max continuous current 2A (peak 4A for 10ms)

Voltage Limit

Input voltage range 2V-24V, output 0.8V above GND

Thermal Management

Thermal resistance 35°C/W at ambient 25°C

Storage

Store in <10% relative humidity, -40°C to +85°C

Risk Warnings
  • Avoid reverse polarity connection
  • Prevent static discharge damage
  • Do not exceed 4A peak current for >10ms

Alternative Model Params

  • Output current (1.5-2.5A)
  • Input voltage range (1.8-24V)
  • Package type (SOT-23-6/SOT-23-5)
  • Switching frequency (1-2MHz)
  • Quiescent current (<1.5mA)

Design Recommendations

Layout

Maintain 10mil trace width for power lines

Thermal

Use 0603 package capacitors for decoupling

Compatibility

Verify with 3.3V-5.5V reference designs

Testing

Test output stability at 85°C and 100% load

Market Positioning

Strengths
  • Cost-effective pricing structure
  • Compact package (2.9mm x 2.8mm x 1.6mm)
  • High efficiency (up to 95%)
  • R RoHS compliance
Weaknesses
  • Limited to 2V-24V input range
  • No extended temperature grades
  • Lower peak current handling vs competitors

Datasheet