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ST2042BDR The STMicroelectronics ST2042BDR is an N-channel power distribution switch. It offers 500mA continuous current and 80mOhm Rds On in an 8-SOIC package.
Mfr Part #:

ST2042BDR

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics ST2042BDR is an N-channel power distribution switch. It offers 500mA continuous current and 80mOhm Rds On in an 8-SOIC package.
✓ Total Stock: 12,672 pcs
$ Price Range: $0.32

ST2042BDR Available from 4 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
6,645 pcs
On Request
6645 pcs On Request 1 On Request On Request 0928+ On Request On Request
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
3,569 pcs
On Request
3569 pcs On Request 1 On Request On Request On Request On Request On Request
Speed Components Ltd ✓
Non-Authorised Inventory information
2,408 pcs
On Request
2408 pcs On Request 1 On Request On Request 1047 On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
50 pcs
On Request
50 pcs On Request 1 On Request On Request 09+ 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.

ST2042BDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Fault Protection
Input Type
Interface
Lead Spacing
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Ratio
Rds On (Typ)
Supplier Device Package
Switch Type
Voltage
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ST2042BDR Description

Short technical summary and product information.

The STMicroelectronics ST2042BDR is an N-channel power distribution switch designed for applications requiring robust power control. It features a high-side MOSFET switch with 500mA continuous current capability and a low on-resistance of 80mOhm typical.

 

This device supports a load voltage range from 6V to 48V and includes essential fault protection mechanisms such as current limiting, over-temperature protection, and undervoltage lockout (UVLO). The interface is controlled via an On/Off logic input, making it suitable for general-purpose switching applications.

 

Packaged in a compact 8-SOIC surface mount configuration, the ST2042BDR is designed for ease of integration into various electronic systems. Its operating temperature range is -40°C to 125°C (TJ), ensuring reliable performance in demanding environments.

 

This component is part of the power management IC category, specifically for power distribution and load driving functions. Its specifications make it a suitable choice for applications where controlled power delivery and protection are critical.

ST2042BDR Quick Information

Product Type: Power Distribution Switch
Canonical Name: STMicroelectronics ST2042BDR N-Channel Power Distribution Switch
Subcategory: Load Drivers

ST2042BDR Compliance

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

ST2042BDR Estimated Pricing

Qty Low High
1+ $0.32 $0.32

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

ST2042BDR Features

  • N-channel power distribution switch.
  • 500mA continuous output current.
  • 80mOhm typical Rds On.
  • Surface mount 8-SOIC package.
  • Includes over-temperature and current limiting protection.

ST2042BDR Applications

  • Ideal for power distribution systems.
  • Suitable for load switching applications.
  • Used in general purpose power control.
  • Integrates easily into compact designs.

ST2042BDR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ST2042BDR?

The load voltage range is 6V to 48V.

What package does the ST2042BDR come in?

It is available in an 8-SOIC (0.154", 3.90mm Width) surface mount package.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C (junction).

What is the output current capability?

The maximum output current per channel is 500mA.

What fault protection features are included?

The device includes fixed current limiting, over-temperature protection, and under-voltage lockout (UVLO).

What is the typical on-resistance?

The typical Rds(on) is 80 milliohms.

What is the output configuration?

The output configuration is high side with N-channel output type.

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