SMBT1232LT3G

Single Diodes Overview

The SMBT1232LT3G is a general-purpose single NPN bipolar junction transistor manufactured by onsemi. It utilizes silicon technology and is housed in an SOT-23 surface-mount package. The device supports a maximum DC collector current of 200 mA and withstands a collector-emitter voltage (VCEO) of 40 V. Key electrical characteristics include a collector-base voltage (VCBO) of 60 V, an emitter-base voltage (VEBO) of 6 V, and a collector-emitter saturation voltage of 300 mV. Power dissipation is rated at 300 mW with a gain-bandwidth product (fT) of 300 MHz. Operating temperatures range from -55°C to +150°C.

Single Diodes Feature Summary

• General-purpose switching capability for low-power applications
• High thermal stability across extended temperature ranges
• Compact SOT-23 surface-mount footprint for space-constrained designs

Single Diodes Applications

• General signal switching circuits
• Low-power amplifier stages
• Digital logic interface buffers

Single Diodes Procurement Notes

Verify the complete part number including the LT3G suffix to ensure correct tape-and-reel packaging and specific binning. Confirm RoHS compliance status through official datasheets or manufacturer declarations prior to integration. Ensure ESD handling protocols are followed during assembly due to the small form factor. Cross-reference pinouts with the official onsemi documentation to prevent orientation errors during placement.

Single Diodes Selection Notes

Select this component when a standard NPN BJT is required for low-current switching tasks within a limited board area. The 40 V rating suits low-voltage digital systems. Compare against similar SOT-23 transistors if higher current or voltage margins are needed. Consider the 300 mW power dissipation limit when designing thermal management strategies for dense PCB layouts.

Single Diodes Part Context

This device belongs to onsemi's line of small-signal bipolar transistors designed for consumer and industrial electronics. It serves as a fundamental building block for discrete logic and amplification circuits. The SOT-23 package is widely adopted in portable devices due to its minimal profile. It complements other general-purpose semiconductors in mixed-signal environments.

Single Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.