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Richtek USA Inc. RT80 Discrete Semiconductors Series

2 variants · Richtek USA Inc.

About the Richtek USA Inc. RT80 Discrete Semiconductors Series

The Richtek USA Inc. RT80 Discrete Semiconductors Series series groups 2 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common function of Step-Down, I/O channels of 1 and mounting of Surface Mount. Variants differ by case, frequency and output current, so you can match the exact case your application requires using the selection guide below. All listed Richtek USA Inc. RT80 Discrete Semiconductors Series part numbers are active and orderable.

Select a variant by

Case
8-WDFN Exposed Pad · 10-WFDFN Exposed Pad
Frequency
1MHz · 200kHz ~ 2MHz
Output current
2A · 4A
Voltage - output
5V · 5.5V
Voltage - output (Min (Fixed))
0.6V · 0.8V

Shared specifications

Function
Step-Down
I/O channels
1
Mounting
Surface Mount
Operating temperature
-40°C ~ 85°C (TA)
Output configuration
Positive
Output type
Adjustable
Package
Tape & Reel (TR); Cut Tape (CT)
Synchronous rectifier
Yes
Topology
Buck
Voltage - input
5.5V

Variant comparison

ParameterRT8064ZQWRT8078AGQW
Case8-WDFN Exposed Pad10-WFDFN Exposed Pad
Frequency200kHz ~ 2MHz1MHz
Output current2A4A
Voltage - output5V5.5V
Voltage - output (Min (Fixed))0.8V0.6V

Request a quote on any Richtek USA Inc. RT80 Discrete Semiconductors Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants