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L78L09ACUTR The STMicroelectronics L78L09ACUTR is a linear voltage regulator providing a fixed 9V output. It features a 5.5mA current capability and is housed in a Surface Mount SOT-89-3 package.
Mfr Part #:

L78L09ACUTR

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L78L09ACUTR is a linear voltage regulator providing a fixed 9V output. It features a 5.5mA current capability and is housed in a Surface Mount SOT-89-3 package.
✓ Total Stock: 359,116 pcs
$ Price Range: $0.28

L78L09ACUTR Available from 4 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
354,510 pcs
On Request
354510 pcs On Request 1 On Request On Request On Request On Request On Request
Fe Components ✓
Non-Authorised Inventory information
2,500 pcs
On Request
2500 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
1,718 pcs
On Request
1718 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
388 pcs
On Request
388 pcs On Request 1 On Request On Request 18+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

L78L09ACUTR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Lead Style
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
PSRR
Protection Features
Supplier Device Package
Supplier Package
Tape & Reel
Voltage
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L78L09ACUTR Description

Short technical summary and product information.

The STMicroelectronics L78L09ACUTR is a linear voltage regulator designed for various applications requiring a stable 9V power supply. It offers a fixed output voltage of 9V with a maximum output current of 100mA and a quiescent current of 5.5mA. The device includes over-current, over-temperature, and short-circuit protection features for enhanced reliability.

 

This regulator is suitable for operation within a temperature range of 0°C to 125°C. It comes in a TO-243AA package, also known as SOT-89-3, which is designed for surface mounting. The PSRR is rated at 44dB at 120Hz, indicating good noise rejection capabilities.

 

The L78L09ACUTR is specified as RoHS3 compliant, offering an environmentally conscious solution for electronic designs. Its fixed positive output configuration makes it a straightforward choice for power management in many electronic circuits.

L78L09ACUTR Quick Information

Product Type: Linear Voltage Regulator
Series: L78L
Canonical Name: STMicroelectronics L78L09ACUTR Linear Voltage Regulator
Subcategory: Linear

L78L09ACUTR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

L78L09ACUTR Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

L78L09ACUTR Features

  • Fixed 9V positive voltage output.
  • Low 5.5mA quiescent current.
  • Surface mount SOT-89-3 package.
  • Over-current and over-temperature protection.
  • RoHS3 compliant.

L78L09ACUTR Applications

  • Ideal for 9V power supply circuits.
  • Suitable for low-power electronics.
  • Used in portable devices.
  • General purpose voltage regulation.

L78L09ACUTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the L78L09ACUTR?

Fixed 9V output.

What package does the L78L09ACUTR come in?

It is available in a TO-243AA (SOT-89-3) surface-mount package.

What is the operating temperature range?

0°C to 125°C.

What protection features does the L78L09ACUTR include?

Over current, over temperature, and short circuit protection.

Is the output voltage adjustable or fixed?

Fixed output.

What is the power supply rejection ratio (PSRR)?

44dB at 120Hz.

How many regulators are in the L78L09ACUTR?

Single regulator.

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