TL499ACPG4

Voltage Regulators - DC DC Switching Regulators Overview

The TL499ACPG4 is a wide-range power-supply controller manufactured by Texas Instruments, designed for boost topology applications. It operates within an input voltage range of 1 V to 32 V and provides an adjustable regulated output voltage from 2.9 V to 30 V. The device supports a maximum switch current of 1 A and features a low quiescent current of 15 µA. It is housed in an 8-DIP package with a pin pitch of 7.62 mm and functions across a temperature range of -20°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Provides wide-range adjustable regulated output voltages suitable for diverse power supply requirements
• Features low quiescent current consumption to enhance efficiency in battery-powered systems
• Supports boost converter topology for stepping up input voltages to higher regulated levels

Voltage Regulators - DC DC Switching Regulators Applications

• Wide-range power supply controllers
• Battery-powered equipment requiring efficient voltage regulation
• Portable devices utilizing boost converter topologies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'G4' indicates lead-free and RoHS compliance as per Texas Instruments documentation. Confirm the 8-DIP package dimensions match your PCB footprint requirements. Ensure the operating temperature range of -20°C to +85°C aligns with your environmental specifications. Cross-reference the datasheet revision to confirm electrical characteristics remain consistent with your design constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range starting as low as 1 V is required for boost applications. The 1 A switch current capability suits moderate power needs. Consider the through-hole 8-DIP package if prototyping or high-reliability mounting is preferred over surface-mount options. Verify that the adjustable output range meets the specific load voltage requirements of the target circuit.

Voltage Regulators - DC DC Switching Regulators Part Context

The TL499A series serves as a versatile family of wide-range power-supply controllers. The TL499ACPG4 variant specifically offers through-hole packaging, distinguishing it from surface-mount counterparts like the TL499ACPSR. This series is engineered for applications demanding flexible voltage regulation across varying input conditions, maintaining stability and efficiency in compact designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The TL499ACP is a compatible alternative within the same product family. Verify package compatibility and electrical parameter alignment before substitution. Ensure any replacement maintains the required boost topology and input/output voltage ranges specified for the application.