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-2 to 42V, 950kHz current sense amplifier 6-SOT-23-THIN -40 to 125
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LMP8640MKX-H/NOPB by Texas Instruments is an Operational Amplifier.
Operational Amplifiers are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
LMP8640MKX-H/NOPB-ND
|
DigiKey | IC CURR SENSE 1CIRC SOT23-THIN Min Qty: 3000 Lead time: 6 Weeks Container: Tape & Reel (TR) | Temporarily Out of Stock |
|
$1.0151 / $1.0469 | Buy Now |
DISTI #
926-LMP8640MKXHNOPB
|
Mouser Electronics | Current Sense Amplifiers -2 to 42V 950kHz cu rrent sense amplifie A 926-LMP8640MKEHNOPB RoHS: Compliant | 0 |
|
$1.0000 / $3.1900 | Order Now |
|
Win Source Electronics | IC CURR SENSE 1CIRC SOT23-THIN / Current Sense Amplifier 1 Circuit SOT-23-THIN | 29000 |
|
$2.6115 / $3.9178 | Buy Now |
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LMP8640MKX-H/NOPB
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
LMP8640MKX-H/NOPB
Texas Instruments
-2 to 42V, 950kHz current sense amplifier 6-SOT-23-THIN -40 to 125
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | SOT | |
Package Description | GREEN, PLASTIC, TSOT-6 | |
Pin Count | 6 | |
Reach Compliance Code | compliant | |
Samacsys Manufacturer | Texas Instruments | |
Amplifier Type | OPERATIONAL AMPLIFIER | |
Architecture | VOLTAGE-FEEDBACK | |
Average Bias Current-Max (IIB) | 28 µA | |
Bias Current-Max (IIB) @25C | 21 µA | |
Common Mode Voltage-Max | 42 V | |
Common-mode Reject Ratio-Min | 60 dB | |
Common-mode Reject Ratio-Nom | 103 dB | |
Frequency Compensation | YES | |
Input Offset Voltage-Max | 900 µV | |
JESD-30 Code | R-PDSO-G6 | |
JESD-609 Code | e4 | |
Length | 2.9 mm | |
Low-Bias | NO | |
Low-Offset | YES | |
Micropower | YES | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Terminals | 6 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | TSSOP | |
Package Equivalence Code | TSOP6,.11,37 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | |
Packing Method | TR | |
Peak Reflow Temperature (Cel) | 260 | |
Power | NO | |
Programmable Power | NO | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.1 mm | |
Slew Rate-Nom | 1.6 V/us | |
Supply Current-Max | 0.722 mA | |
Supply Voltage Limit-Max | 13.2 V | |
Supply Voltage-Nom (Vsup) | 5 V | |
Surface Mount | YES | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
Terminal Form | GULL WING | |
Terminal Pitch | 0.95 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Unity Gain BW-Nom | 230 | |
Voltage Gain-Nom | 100 | |
Wideband | NO | |
Width | 1.6 mm |
This table gives cross-reference parts and alternative options found for LMP8640MKX-H/NOPB. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LMP8640MKX-H/NOPB, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
LMP8640MK-H/NOPB | Texas Instruments | $1.0222 | -2 to 42V, 950kHz current sense amplifier 6-SOT-23-THIN -40 to 125 | LMP8640MKX-H/NOPB vs LMP8640MK-H/NOPB |
LMP8640MKE-H/NOPB | Texas Instruments | $1.1761 | -2 to 42V, 950kHz current sense amplifier 6-SOT-23-THIN -40 to 125 | LMP8640MKX-H/NOPB vs LMP8640MKE-H/NOPB |
Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using vias to connect the ground plane to the thermal pad.
To ensure stability, it's essential to follow the recommended compensation network and component values, and to ensure that the output capacitor is properly sized and placed close to the output pin. Additionally, the input capacitor should be placed close to the input pin, and the feedback resistors should be placed close to the output pin.
The maximum input voltage that can be applied to the LMP8640 is 42V, but it's recommended to operate the device within the recommended input voltage range of 2.7V to 36V to ensure optimal performance and reliability.
The output voltage ripple of the LMP8640 can be calculated using the formula: ΔVout = (Iout * ESL) / (Cout * fsw), where Iout is the output current, ESL is the equivalent series inductance of the output capacitor, Cout is the output capacitance, and fsw is the switching frequency.
The thermal resistance of the LMP8640 package is typically around 30°C/W for the junction-to-ambient thermal resistance (RθJA) and 10°C/W for the junction-to-case thermal resistance (RθJC). However, the actual thermal resistance may vary depending on the specific application and PCB design.