TPS65233-1 The Texas Instruments TPS65233-1 is a monolithic LNB voltage regulator with an I2C interface. It provides 13-V/18-V power supply and 22-kHz tone signaling for LNB down-converters.
Mfr Part #:

TPS65233-1

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS65233-1 is a monolithic LNB voltage regulator with an I2C interface. It provides 13-V/18-V power supply and 22-kHz tone signaling for LNB down-converters.
✓ Total Stock: 30,133 pcs
$ Price Range: $0.75

TPS65233-1 Available from 1 distributor

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✓ Non-Authorised
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30,133 pcs
30133 pcs On Request 1 On Request On Request On Request On Request On Request

TPS65233-1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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TPS65233-1 Description

Short technical summary and product information.

The TPS65233-1 from Texas Instruments is a monolithic voltage regulator designed for analog and digital satellite receivers. It integrates a complete solution for LNB power supply and I2C interface, including DiSEqC 1.x compatibility. This device provides 13-V/18-V power and 22-kHz tone signaling to the LNB down-converter in antenna dishes or multi-switch boxes.

 

Key electrical specifications include an input voltage range of 4.5V to 20V and a maximum output current of 1A, adjustable via external resistor and I2C. The device features a boost converter with a low 120-mΩ internal power MOSFET and a linear regulator with a low dropout voltage of 0.8V to minimize power loss. The current limit accuracy is within ±10%.

 

The TPS65233-1 operates within a temperature range of -40°C to 85°C. It is available in a 16-pin WQFN package measuring 3.00mm x 3.00mm. The regulator offers features such as LNB short circuit dynamic protection, diagnostics for output voltage, input supply, UVLO, and DiSEqC tone output, as well as cable disconnect diagnostics.

TPS65233-1 Quick Information

Product Type: LNB Voltage Regulator
Canonical Name: TPS65233-1 LNB Voltage Regulator with I2C Interface
Subcategory: LNB Voltage Regulator

TPS65233-1 Compliance

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

TPS65233-1 Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

TPS65233-1 Features

  • Complete integration for LNB and I2C.
  • DiSEqC 1.x compatible interface.
  • Up to 1000-mA accurate output current.
  • Low noise, low drop output stage.
  • Built-in 22-kHz tone generator.

TPS65233-1 Applications

  • Designed for analog satellite receivers.
  • Suitable for digital satellite receivers.
  • Used in set-top boxes.
  • Applicable to TV satellite receivers.
  • Can be used in PC card receivers.

TPS65233-1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum output current for the TPS65233-1?

The maximum output current for the TPS65233-1 is 1 A.

What is the input voltage range for the TPS65233-1?

The input voltage range for the TPS65233-1 is 4.5 V to 20 V.

What is the maximum output voltage of the TPS65233-1?

The maximum output voltage of the TPS65233-1 is 18.6 V.

What is the operating temperature range for the TPS65233-1?

The operating temperature range for the TPS65233-1 is -40°C to 85°C.

What package type is the TPS65233-1 available in?

The TPS65233-1 is available in a 16-pin WQFN (RTE) package with dimensions of 3.00mm x 3.00mm.

What is the switching frequency of the TPS65233-1's boost converter?

The boost converter in the TPS65233-1 operates at a switching frequency of 1 MHz.

What is the dropout voltage of the TPS65233-1's linear regulator?

The linear regulator in the TPS65233-1 has a dropout voltage of 0.8 V.

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