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Richtek USA Inc. RT90 Series

129 variants · Richtek USA Inc.

About the Richtek USA Inc. Richtek USA Inc. RT90 Series series

The Richtek USA Inc. Richtek USA Inc. RT90 Series series groups 129 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common mounting type of Surface Mount, number of regulators of 1 and output configuration of Positive. Variants differ by case, control features and current - output, so you can match the exact case your application requires using the selection guide below.

Select a variant by

Case
5-TSSOP, SC-70-5, SOT-353 · 6-WDFN Exposed Pad · 6-WFDFN Exposed Pad · SC-74A, SOT-753 · SOT-23-5 Thin, TSOT-23-5
Control features
Current Limit, Enable · Enable
Current - output
300mA · 500mA · 600mA
Current - quiescent
4 µA · 50 µA
Operating temperature
-40°C ~ 85°C · -40°C ~ 85°C (TA) · -40°C~85°C · -40°C~85°C(TA)
Package
Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
PSRR
50dB (10kHz) · 75dB (1kHz)
Voltage - output (Min (Fixed))
1.2V · 1.5V · 1.8V · 2.5V · 2.8V · 2.85V · 3V · 3.3V

Variant comparison

ParameterRT9013-12GBRT9013-15GBRT9013-18GBRT9013-18GQWRT9013-25GBRT9013-28GB
CaseSC-74A, SOT-753SC-74A, SOT-753SC-74A, SOT-7536-WDFN Exposed PadSC-74A, SOT-753SC-74A, SOT-753
Control featuresEnableEnableEnableCurrent Limit, EnableEnableEnable
Current - output500mA500mA500mA500mA500mA500mA
Current - quiescent50 µA50 µA50 µA50 µA50 µA50 µA
Operating temperature-40°C ~ 85°C-40°C~85°C-40°C~85°C-40°C~85°C(TA)-40°C~85°C-40°C~85°C
PackageTape & Reel (TR) Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)
PSRR50dB (10kHz)50dB (10kHz)50dB (10kHz)50dB (10kHz)50dB (10kHz)50dB (10kHz)
Voltage - output (Min (Fixed))1.2V1.5V1.8V1.8V2.5V2.8V

Shared specifications

Mounting type
Surface Mount
Number of regulators
1
Output configuration
Positive
Output type
Fixed
Protection features
Over Current, Over Temperature
Voltage - input
5.5V
Voltage - output
-

Request a quote on any Richtek USA Inc. RT90 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Richtek USA Inc. Richtek USA Inc. RT90 Series variants differ?
Richtek USA Inc. RT90 Series part numbers differ by case, control features, current - output and current - quiescent. Use the selection guide above to pick by case.
How many Richtek USA Inc. Richtek USA Inc. RT90 Series part numbers are listed?
129 Richtek USA Inc. Richtek USA Inc. RT90 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Richtek USA Inc. Richtek USA Inc. RT90 Series?
Request a quote (RFQ) for any Richtek USA Inc. RT90 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants