LM828M5X The Texas Instruments LM828M5X is a charge pump voltage converter designed to invert a positive input voltage to a negative output voltage. It offers an output current of up to 25mA.
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LM828M5X

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Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM828M5X is a charge pump voltage converter designed to invert a positive input voltage to a negative output voltage. It offers an output current of up to 25mA.
✓ Total Stock: 1,124 pcs
$ Price Range: $0.16

LM828M5X Available from 1 distributor

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✓ Non-Authorised
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LM828M5X Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

LM828M5X Description

Short technical summary and product information.

The LM828M5X from Texas Instruments is a CMOS charge-pump voltage converter. It is capable of inverting a positive input voltage ranging from +1.8V to +5.5V to a corresponding negative output voltage between -1.8V and -5.5V. This device utilizes two low-cost capacitors to deliver an output current of up to 25 mA.

 

The LM828M5X operates at a switching frequency of 12 kHz, which helps to reduce output resistance and voltage ripple. With a typical operating current of only 40 µA and high conversion efficiency (greater than 96% with most loads), it is well-suited for battery-powered applications. The device features synchronous rectification and is supplied in a compact SOT-23-5 package.

 

Key electrical characteristics include a typical output impedance of 20 Ω and a typical conversion efficiency of 97% at 5 mA. The operating temperature range is -40°C to 85°C. The LM828M5X is designed for surface mount applications.

LM828M5X Quick Information

Product Type: Switched Capacitor Voltage Converter
Series: LM828
Canonical Name: LM828M5X Switched Capacitor Voltage Converter
Subcategory: Charge Pump

LM828M5X Compliance

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

LM828M5X Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

LM828M5X Features

  • Inverts positive voltage to negative.
  • Up to 25mA output current.
  • Operates from 1.8V to 5.5V input.
  • 12kHz switching frequency.
  • Compact SOT-23-5 package.

LM828M5X Applications

  • Generating negative bias voltages in systems.
  • Powering op-amp circuits requiring dual supplies.
  • Battery-powered portable device applications.
  • LCD bias voltage generation.

LM828M5X FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the LM828M5X?

The input voltage range for the LM828M5X is 1.8V to 5.5V.

What is the output voltage range of the LM828M5X?

The LM828M5X provides a negative output voltage ranging from -1.8V to -5.5V.

What is the maximum output current for the LM828M5X?

The LM828M5X can deliver a maximum output current of 25mA.

What is the operating temperature range for this component?

The operating temperature range for the LM828M5X is -40°C to 85°C.

What package type is the LM828M5X supplied in?

The LM828M5X is supplied in a SOT-23-5 package.

What is the switching frequency of the LM828M5X?

The LM828M5X operates at a switching frequency of 12 kHz.

LM828M5X Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
LM828M5X/NOPB
LM828M5X/NOPB
Texas Instruments
The Texas Instruments LM828M5X/NOPB is a switched capacitor voltage converter that inverts a positive input voltage to a negative output voltage. It provides up to 25mA of output current.
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