10PCS CJA1117B-3.3 3.3V 1A LDO Linear Voltage Regulator SOT-89 IC

CJA1117B-3.3 Low Dropout Linear Voltage Regulator – 10-Pack

Get reliable, stable 3.3V power regulation with this 10-piece pack of CJA1117B-3.3 LDO Linear Voltage Regulators. Featuring a compact SOT-89 package, these integrated circuits deliver a steady 3.3V output at up to 1A, making them an excellent choice for microcontroller boards, embedded systems, and DIY electronics projects requiring precise, low-dropout voltage regulation.

Key Features

• Output Voltage: Fixed 3.3V
• Output Current: Up to 1A
• Package: SOT-89 (surface mount)
• Type: Low Dropout (LDO) Linear Voltage Regulator
• Condition: Brand new components
• Quantity: 10 pieces per pack – great value for prototyping or stocking your workbench
• High-Concern Chemicals: None

What Is an LDO Voltage Regulator?

A Low Dropout (LDO) voltage regulator maintains a consistent output voltage even when the input voltage is only slightly higher than the output. This makes the CJA1117B-3.3 ideal for battery-powered devices and power-sensitive circuits where minimizing voltage drop and heat dissipation is critical.

Common Applications

• Arduino, Raspberry Pi, and other microcontroller power supplies
• Embedded system power rails
• Consumer electronics PCB design
• DIY electronics prototyping and repair
• 3.3V logic level power supply circuits

Package Contents

• 10 × CJA1117B-3.3 SOT-89 LDO Linear Voltage Regulator ICs

Made in Mainland China.

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Frequently Asked Questions

Q: What is the output voltage and current of the CJA1117B-3.3 regulator?

A: The CJA1117B-3.3 is a fixed-output LDO linear voltage regulator that provides a stable 3.3V output at a maximum continuous current of 1A. It is designed for use in circuits where a consistent 3.3V power rail is required.

Q: What package type is the CJA1117B-3.3 and is it surface mount?

A: Yes, the CJA1117B-3.3 comes in a SOT-89 package, which is a surface-mount (SMD) component. This makes it compatible with standard PCB soldering techniques and suitable for compact circuit board designs.

Q: How many ICs are included in this listing?

A: This listing includes 10 pieces of the CJA1117B-3.3 LDO voltage regulator IC, making it a cost-effective option for prototyping, repairs, or building multiple units.

Q: Is the CJA1117B-3.3 suitable for Arduino or Raspberry Pi projects?

A: Absolutely. The CJA1117B-3.3 is widely used in microcontroller and single-board computer projects that require a stable 3.3V power supply, including Arduino and Raspberry Pi-based designs.