LMP7300

Features: `Supply current 13 A`Propagation delay 4 s`CMRR 100 dB`PSRR 100 dB`Positive and negative hysteresis control`Adjustable hysteresis 1 mV/mV`Reference voltage 2.048V`Reference voltage accuracy 0.25%`Reference voltage source current 1 mA`Wide supply voltage range 2.7V to 12V`Operating temper...

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LMP7300 Picture
SeekIC No. : 004396746 Detail

LMP7300: Features: `Supply current 13 A`Propagation delay 4 s`CMRR 100 dB`PSRR 100 dB`Positive and negative hysteresis control`Adjustable hysteresis 1 mV/mV`Reference voltage 2.048V`Reference voltage accurac...

floor Price/Ceiling Price

Part Number:
LMP7300
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/4/26

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Product Details

Description



Features:

`Supply current 13 A
`Propagation delay 4 s
`CMRR 100 dB
`PSRR 100 dB
`Positive and negative hysteresis control
`Adjustable hysteresis 1 mV/mV
`Reference voltage 2.048V
`Reference voltage accuracy 0.25%
`Reference voltage source current 1 mA
`Wide supply voltage range 2.7V to 12V
`Operating temperature range ambient −40°C to 125°C





Application

·Precision threshold detection
·Battery monitoring
·Battery management systems
·Zero crossing detectors





Specifications

Response Time 4 us
Output Bus Open Drain
Supply Min 2.7 Volt
Supply Max 12 Volt
Channels 1 Channels
Offset Voltage max, 25C 0.3 mV
Output Current 10 mA
Input Range Not R-R
Supply Current Per Channel 0.012 mA
PowerWise Rating 3 48 uA x us
Max Input Bias Current 3 nA
Special Features 2.048V Vref, Adj Hyst
Temperature Min -40 deg C
Temperature Max 125 deg C
Function Comparator with Reference
Automotive Selection Guide Yes
PowerWise Yes
View Using Catalog


ESD Tolerance (Note 2)
Human Body Model .................2000V
Machine Model ....................200V
VIN Differential ....................±VS
Supply Voltage (VS = V+ V−)........... 13.6V
Voltage at Input/Output Pins V+ ....+ 0.3V, V− − 0.3V
Storage Temperature Range..... −65°C to +150°C
Junction Temperature (Note 3) ..........+150°C
Soldering Information
Infrared or Convection (20 sec) ..........235°C
Wave Soldering Lead Temp. (10 sec) .......260°C





Description

The LMP7300 is a combination comparator and reference with ideal specifications for precision threshold detecting. The precision 2.048V reference comes with a 0.25% maximum error. The comparator features micropower (35 µW), low offset voltage (0.75 mV max), and independent adjustable positive and negative hysteresis.

Hysteresis control for the comparator is accomplished through two external pins. The HYSTP pin sets the positive hysteresis and the HYSTN pin sets the negative hysteresis. The comparator design isolates the VIN source impedance and the programmable hysteresis components. This isolation prevents any undesirable interaction allowing the IC to maintain a precise threshold voltage during level detection.

The combination of low offset voltage, external hysteresis control, and precision voltage reference provides an easy to use micropower precision threshold detector.

The LMP7300 open collector output makes it ideal for mixed voltage system designs. The output voltage upper rail is unconstrained by VCC and can be pulled above VCC to a maximum of 12V. The LMP7300 is a member of the LMP precision amplifier family.

Application Notes


Title Size in Kbytes Date
AN-1639: Application Note 1639 LMP7300 Single Precision Comparator with Reference Evaluation Boards (SOIC and MSOP) 1191 Kbytes 2-Jun-08 Download
AN-1639 (Japanese): Application Note 1639 LMP7300 Single Precision Comparator with Reference Evaluation Boards (SOIC and MSOP)
640){this.height=this.height*640/this.width;this.width=640;}' border="0" alt=" Connection Diagram">
716 Kbytes

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