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High Frequency 1.5A Load - Step-Down DC-DC Regulator 5-SOT-23 -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.
LM2831XMF/NOPB by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Manufacturer | Description | Datasheet |
---|---|---|---|
DS96174CN/NOPB | Rochester Electronics LLC | DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16 | |
LM611IM/NOPB | Rochester Electronics LLC | LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar |
Part # | Distributor | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
DISTI #
LM2831XMF/NOPBCT-ND
|
DigiKey | IC REG BUCK ADJ 1.5A SOT23-5 Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
2581 In Stock |
|
$1.1770 / $2.3400 | Buy Now |
DISTI #
926-LM2831XMF/NOPB
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Mouser Electronics | Switching Voltage Regulators HI FREQ 1.5A LOAD- S TEP DOWN DC-DC REG A 926-LM2831XMFX/NOPB RoHS: Compliant | 6075 |
|
$1.1200 / $1.9000 | Buy Now |
DISTI #
J56:1989_00060253
|
Arrow Electronics | Conv DC-DC 3V to 5.5V Step Down Single-Out 0.6V to 4.5V 1.5A 5-Pin SOT-23 T/R RoHS: Compliant Min Qty: 1000 Package Multiple: 1000 Lead time: 6 Weeks | Europe - 2000 |
|
$1.0193 / $1.0272 | Buy Now |
DISTI #
V72:2272_07270500
|
Arrow Electronics | Conv DC-DC 3V to 5.5V Step Down Single-Out 0.6V to 4.5V 1.5A 5-Pin SOT-23 T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 6 Weeks Date Code: 2349 Container: Cut Strips | Americas - 753 |
|
$1.1259 / $1.4665 | Buy Now |
DISTI #
76463382
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Verical | Conv DC-DC 3V to 5.5V Step Down Single-Out 0.6V to 4.5V 1.5A 5-Pin SOT-23 T/R RoHS: Compliant Min Qty: 6 Package Multiple: 1 Date Code: 2349 | Americas - 753 |
|
$1.1259 / $1.4665 | Buy Now |
|
LCSC | Step-down type Adjustable 600mV4.5V 1.5A 3V5.5V SOT-23-5 DC-DC Converters ROHS | 1 |
|
$6.1208 / $8.1575 | Buy Now |
|
Vyrian | Other Function Semiconductors | 12320 |
|
RFQ | |
|
Win Source Electronics | LM2831 High-Frequency 1.5-A Load — Step-Down DC-DC Regulator | IC REG BUCK ADJ 1.5A SOT23-5 | 4057 |
|
$1.2162 / $1.8244 | Buy Now |
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LM2831XMF/NOPB
Texas Instruments
Buy Now
Datasheet
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LM2831XMF/NOPB
Texas Instruments
High Frequency 1.5A Load - Step-Down DC-DC Regulator 5-SOT-23 -40 to 125
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | SOT-23 | |
Pin Count | 5 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | Texas Instruments | |
Analog IC - Other Type | SWITCHING REGULATOR | |
Control Mode | CURRENT-MODE | |
Control Technique | PULSE WIDTH MODULATION | |
Input Voltage-Max | 5.5 V | |
Input Voltage-Min | 3 V | |
Input Voltage-Nom | 5 V | |
JESD-30 Code | R-PDSO-G5 | |
JESD-609 Code | e3 | |
Length | 2.92 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Outputs | 1 | |
Number of Terminals | 5 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Output Current-Max | 1.5 A | |
Output Voltage-Max | 4.5 V | |
Output Voltage-Min | 0.6 V | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | LSSOP | |
Package Equivalence Code | TSOP5/6,.11,37 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.22 mm | |
Surface Mount | YES | |
Switcher Configuration | BUCK | |
Switching Frequency-Max | 3000 kHz | |
Technology | BICMOS | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | GULL WING | |
Terminal Pitch | 0.953 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 1.6 mm |
A good PCB layout for the LM2831XMF/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance.
To ensure stability, make sure to follow the recommended component values and PCB layout guidelines, and add a 10nF capacitor between the VCC and GND pins to filter out noise. Also, ensure that the output capacitor is properly sized and placed close to the device.
The LM2831XMF/NOPB can handle input voltages up to 15V, but it's recommended to operate within the specified input voltage range of 4.5V to 12V for optimal performance and reliability.
The LM2831XMF/NOPB is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage at higher temperatures to ensure reliability and prevent thermal shutdown.
To troubleshoot issues, check the input voltage, output voltage, and output current to ensure they are within the specified ranges. Also, verify that the PCB layout and component values meet the recommended guidelines. If issues persist, consult the datasheet and application notes for further guidance.