EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
RT9078-31GQZ
Same model may have multiple batches, images only for reference.

RT9078-31GQZ

Part No RT9078-31GQZ
Manufacturer Richtek USA Inc.
Catalog PMIC - Voltage Regulators - Linear
Description IC REG LDO 0.3A LOW IQ ZQFN-4 / Linear Voltage Regulator IC Positive Fixed 1 Output 300mA 4-ZQFN (1x1)
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Integrated Circuits (ICs)>PMIC - Voltage Regulators - Linear
Mfr Richtek USA Inc.
Package Tape & Reel
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 3.1V
Voltage Dropout (Max) 0.2V @ 300mA
Current - Output 300mA
Current - Quiescent (Iq) 4 µA
Control Features Current Limit, Enable
Protection Features Over Current, Over Temperature
Temperature Range - Operating -40°C ~ 125°C (TJ)
Mounting SMD (SMT)
Package / Case 4-XDFN Exposed Pad
Supplier Device Package 4-ZQFN (1x1)
MSL Level 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Other Names 1028-RT9078-31GQZTR,1028-RT9078-31GQZDKR,1028-RT9078-31GQZCT
Standard Package 2,500
Win Source Part Number 972240-RT9078-31GQZ
Ultra Librarian 3D Model Ultra Librarian RT9078-31GQZ CAD Model

Description

The RT9078-31GQZ by Richtek USA Inc. is a linear voltage regulator that features a fixed output type with a current output of 300mA.

  • Output Type: Fixed
  • Current Output: 300mA
  • Number of Regulators: 1
  • Voltage Input: 5.5V
  • Voltage Output: 3.1V
  • Output Configuration: Positive
  • Package/Case: 4-XDFN Exposed Pad
  • Supplier Device Package: 4-ZQFN (1x1)
  • Temperature Range: -40°C to 125°C
  • Current Quiescent: 4μA
  • Protection Features: Over Current and Over Temperature

You May Also Be Interested in

LT1121HVCS8#TRPBF Real Image
LT1121HVCS8#TRPBF
Linear Technology
IC REG LDO ADJ 0.15A 8SOIC
Need more? Email Us
S-812C45AUA-C2ZT2U Real Image
S-812C45AUA-C2ZT2U
SII Semiconductor Corporation
IC REG LINEAR 4.5V 65MA SOT89-3
Need more? Email Us
AP2127N-2.5TRG1 Real Image
AP2127N-2.5TRG1
Diodes Incorporated
IC REG LDO 2.5V 0.3A SOT23
Lowest to $0.0862
LP2986AIMM-3.3 Real Image
LP2986AIMM-3.3
Texas Instruments
Micropower, 200 mA Ultra Low-Dropout Fixed or Adjustable Voltage Regulator | IC REG LINEAR 3.3V 200MA 8VSSOP
Lowest to $1.0945
LM2936MX-3.0/NOPB Texas Instruments
LM2936MX-3.0/NOPB
Texas Instruments
IC REG LDO 3V 50MA 8SOIC
Need more? Email Us
MIC29312WT Real Image
MIC29312WT
Microchip Technology
IC REG LDO ADJ 3A TO220-5
Lowest to $3.2924
L4995RKTR Real Image
L4995RKTR
STMicroelectronics
IC REG LDO 5V 0.5A 24POWERSSO
Lowest to $1.9128
AP139-35WG-7 Real Image
AP139-35WG-7
Diodes Incorporated
IC REG LDO 3.5V 0.3A SOT25
Lowest to $0.5804
TPS73701DRBT Real Image
TPS73701DRBT
Texas Instruments
IC REG LDO ADJ 1A 8SON
Lowest to $0.8516

Top Sellers

BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $4.0391
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.3800
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1046
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.4125
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.2166
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.1782
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399

Pricing & Ordering

Quantity Unit Price Ext. Price
45+ $1.2869 $57.9105
110+ $1.0561 $116.1710
170+ $1.0230 $173.9100
235+ $0.9900 $232.6500
305+ $0.9570 $291.8850
405+ $0.8579 $347.4495
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 10,362 pieces
MOQ: 45 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess