Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-23-5R
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Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-23-5R
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

RT9198-33GBR

DigiKey Part Number
1028-RT9198-33GBRTR-ND - Tape & Reel (TR)
1028-RT9198-33GBRCT-ND - Cut Tape (CT)
1028-RT9198-33GBRDKR-ND - Digi-Reel®
Manufacturer
Richtek USA Inc.
Manufacturer Product Number
RT9198-33GBR
Description
IC REG LIN 3.3V 300MA SOT23-5R
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-23-5R
Datasheet
 Datasheet
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
130 µA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
PSRR
60dB ~ 30dB (100Hz ~ 10kHz)
Part Status
Last Time Buy
Protection Features
Over Current, Over Temperature
Output Configuration
Operating Temperature
-40°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
SC-74A, SOT-753
Voltage - Input (Max)
5.5V
Supplier Device Package
SOT-23-5R
Voltage - Output (Min/Fixed)
3.3V
Base Product Number
Voltage Dropout (Max)
0.33V @ 300mA
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Additional Resources
Substitutes (19)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
ADP121-AUJZ33R7Analog Devices Inc.3,671505-ADP121-AUJZ33R7CT-NDNT$44.00000Similar
ADP122AUJZ-3.3-R7Analog Devices Inc.65,453505-ADP122AUJZ-3.3-R7CT-NDNT$55.00000Similar
ADP150AUJZ-3.3-R7Analog Devices Inc.0505-ADP150AUJZ-3.3-R7CT-NDNT$50.00000Similar
ADP151AUJZ-3.3-R7Analog Devices Inc.1,589505-ADP151AUJZ-3.3-R7CT-NDNT$54.00000Similar
ADP160AUJZ-3.3-R7Analog Devices Inc.7,946505-ADP160AUJZ-3.3-R7CT-NDNT$54.00000Similar
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In-Stock: 3,912
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Last Time Buy Date: 2026/6/30
Quantity
All prices are in TWD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1NT$10.00000NT$10
10NT$7.20000NT$72
25NT$6.40000NT$160
100NT$5.49000NT$549
250NT$5.06400NT$1,266
500NT$4.80400NT$2,402
1,000NT$4.59000NT$4,590
* All Digi-Reel orders will add a NT$215 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000NT$4.54200NT$13,626
Manufacturers Standard Package
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