HV219PJ-G

Analog Switches - Special Purpose Overview

The HV219PJ-G is an 8-channel high-voltage analog switch manufactured by Microchip Technology (originally Supertex) in a 28-lead PLCC package. It features low on-resistance of typically 11Ω and operates with flexible dual supply voltages, supporting combinations such as +40V/-160V, +100V/-100V, or +160V/-40V. The device utilizes HVCMOS technology for high performance and includes serial shift register logic control with latches. Key electrical parameters include a maximum operating frequency of 50kHz, quiescent current of -10µA, and an operating temperature range from 0°C to +70°C.

Analog Switches - Special Purpose Feature Summary

• Utilizes HVCMOS technology for high-performance switching with low parasitic capacitance.
• Features flexible operating supply voltage configurations for uni-polar and bi-polar signal handling.
• Incorporates serial shift register logic control with latches for efficient interface management.

Analog Switches - Special Purpose Applications

• Medical ultrasound imaging
• Non-destructive evaluation

Analog Switches - Special Purpose Procurement Notes

Verify the component origin, as the datasheet indicates Supertex Inc., which was acquired by Microchip Technology. Confirm that the specific ordering suffix matches the required package type and lead-free compliance status. Ensure compatibility with existing design constraints regarding the 28-lead PLCC form factor and thermal resistance specifications.

Analog Switches - Special Purpose Selection Notes

Select this component when low charge injection and high off-isolation are critical requirements. The device is suitable for applications requiring independent control of eight channels with minimal insertion loss due to its low on-resistance. Consider the specific supply voltage configuration needed for the application, as the device supports various positive and negative high-voltage combinations.

Analog Switches - Special Purpose Part Context

The HV219PJ-G belongs to the HV219 series of high-voltage analog switches. It serves as a lower switch resistance alternative to the HV20220 device, offering improved signal integrity through reduced insertion loss. The part shares pin configuration compatibility with related models like the HV20220PJ, facilitating potential design transitions within similar system architectures.

Analog Switches - Special Purpose Replacement Considerations

The HV20220PJ is documented as a related device with higher on-resistance. Verify functional equivalence if substituting, noting differences in switch resistance values. No other direct replacement part numbers are explicitly confirmed in the provided documentation.