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UA78L09ACPK The Texas Instruments UA78L09ACPK is a linear voltage regulator providing a fixed 9V output at 100mA. It is available in a Surface Mount SOT-89-3 package.
Mfr Part #:

UA78L09ACPK

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UA78L09ACPK is a linear voltage regulator providing a fixed 9V output at 100mA. It is available in a Surface Mount SOT-89-3 package.
✓ Total Stock: 120,533 pcs
$ Price Range: $0.28

UA78L09ACPK Available from 1 distributor

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✓ Non-Authorised
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Romaks Technologies ✓
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120,533 pcs
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120533 pcs On Request 1 On Request On Request On Request On Request On Request
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UA78L09ACPK Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)
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UA78L09ACPK Description

Short technical summary and product information.

The Texas Instruments UA78L09ACPK is a fixed 9V linear voltage regulator designed for various power management applications. It can deliver up to 100mA of output current with a low dropout voltage of 1.7V at 40mA. The device operates within a temperature range of 0°C to 125°C and includes protection features such as over current, over temperature, reverse polarity, and short circuit protection.

 

This regulator is housed in a TO-243AA package, specifically a SOT-89-3, making it suitable for surface mount assembly. Its PSRR is rated at 45dB at 120Hz, indicating good noise rejection capabilities. The UA78L09ACPK is a single regulator output device, providing a positive voltage output.

 

Key electrical characteristics include its fixed 9V output and 100mA current capability. The operating temperature range ensures reliability in various environmental conditions. The surface mount package facilitates integration into compact electronic designs.

UA78L09ACPK Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: Texas Instruments UA78L09ACPK Linear Voltage Regulator
Subcategory: Linear

UA78L09ACPK Compliance

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

UA78L09ACPK Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

UA78L09ACPK Features

  • Fixed 9V positive voltage output.
  • 100mA maximum output current.
  • Low 1.7V dropout voltage at 40mA.
  • Surface mount SOT-89-3 package.
  • Includes over current and thermal protection.

UA78L09ACPK Applications

  • Suitable for general voltage regulation.
  • Used in portable electronic devices.
  • Ideal for low-power applications.
  • Power supply filtering and regulation.

UA78L09ACPK FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the UA78L09ACPK?

The UA78L09ACPK provides a fixed output voltage of 9V.

What is the maximum output current?

The maximum output current is 100mA.

What package does the UA78L09ACPK come in?

It comes in a TO-243AA package, also known as SOT-89-3, for surface-mount mounting.

What is the operating temperature range?

The operating temperature range is 0°C to 125°C.

What protection features does the UA78L09ACPK include?

It includes over-current, over-temperature, reverse polarity, and short-circuit protection.

Is the output voltage adjustable or fixed?

The output voltage is fixed at 9V.

How many regulators are in the UA78L09ACPK?

It contains a single regulator.

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