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Richtek USA Inc. RT9166 Series

2 variants · Richtek USA Inc.

About the Richtek USA Inc. RT9166 Series

The Richtek USA Inc. RT9166 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 case of TO-236-3, SC-59, SOT-23-3, current - quiescent of 300 µA and mounting of Surface Mount. Variants differ by voltage - output (Min (Fixed)), so you can match the exact voltage - output (Min (Fixed)) your application requires using the selection guide below. All listed Richtek USA Inc. RT9166 Series part numbers are active and orderable.

Select a variant by

Voltage - output (Min (Fixed))
1.2V · 3.3V

Shared specifications

Case
TO-236-3, SC-59, SOT-23-3
Current - quiescent
300 µA
Mounting
Surface Mount
Number of regulators
1
Operating temperature
-40°C ~ 85°C (TA)
Output configuration
Positive
Output current
300mA
Output type
Fixed
Package
Tape & Reel (TR); Cut Tape (CT)
Protection features
Over Current, Over Temperature
PSRR
55dB (1kHz)
Voltage - input
5.5V

Variant comparison

ParameterRT9166-33GVLRT9166-12GVL
Voltage - output (Min (Fixed))3.3V1.2V

Request a quote on any Richtek USA Inc. RT9166 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants