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8-50V, 1.25A Constant On-Time Non-Synchronous Buck Regulator 10-WSON -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.
LM34910CSD/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 # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
LM34910CSD/NOPBCT-ND
|
DigiKey | IC REG BUCK ADJ 1.25A 10WSON Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
3623 In Stock |
|
$1.8738 / $3.7800 | Buy Now |
DISTI #
926-LM34910CSD/NOPB
|
Mouser Electronics | Switching Voltage Regulators 8-50V 1.25A Constan t On-Time Non-Synchr A 926-LM34910CSDE/NOPB RoHS: Compliant | 1583 |
|
$1.8700 / $3.1900 | Buy Now |
DISTI #
V72:2272_07274966
|
Arrow Electronics | Conv DC-DC 8V to 50V Step Down Single-Out 2.5V to 45V 1.25A 10-Pin WSON EP T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 6 Weeks Date Code: 2235 Container: Cut Strips | Americas - 489 |
|
$1.9220 / $2.4810 | Buy Now |
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LM34910CSD/NOPB
Texas Instruments
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Datasheet
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LM34910CSD/NOPB
Texas Instruments
8-50V, 1.25A Constant On-Time Non-Synchronous Buck Regulator 10-WSON -40 to 125
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | SOIC | |
Package Description | LLP-10 | |
Pin Count | 10 | |
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 | HYSTERETIC CURRENT MODE | |
Input Voltage-Max | 50 V | |
Input Voltage-Min | 8 V | |
Input Voltage-Nom | 24 V | |
JESD-30 Code | S-PDSO-N10 | |
JESD-609 Code | e3 | |
Length | 4 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Outputs | 1 | |
Number of Terminals | 10 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Output Current-Max | 1.25 A | |
Output Voltage-Max | 45 V | |
Output Voltage-Min | 2.5 V | |
Output Voltage-Nom | 7 V | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | HVSON | |
Package Equivalence Code | SOLCC10,.16,32 | |
Package Shape | SQUARE | |
Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 0.8 mm | |
Surface Mount | YES | |
Switcher Configuration | BUCK | |
Switching Frequency-Max | 1000 kHz | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.8 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 4 mm |
This table gives cross-reference parts and alternative options found for LM34910CSD/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 LM34910CSD/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 |
---|---|---|---|---|
LM34910CSDX/NOPB | Texas Instruments | $1.4796 | 8-50V, 1.25A Constant On-Time Non-Synchronous Buck Regulator 10-WSON -40 to 125 | LM34910CSD/NOPB vs LM34910CSDX/NOPB |
LM34910CSDX | Texas Instruments | Check for Price | 1.5A SWITCHING REGULATOR, DSO10, 4 X 4 MM, PLASTIC, LLP-10 | LM34910CSD/NOPB vs LM34910CSDX |
LM34910CSDE | Texas Instruments | Check for Price | 1.5A SWITCHING REGULATOR, DSO10, 4 X 4 MM, PLASTIC, LLP-10 | LM34910CSD/NOPB vs LM34910CSDE |
The maximum input voltage that can be applied to the LM34910CSD/NOPB is 42V, but it's recommended to keep it below 40V for reliable operation.
To ensure stability, it's essential to use a minimum output capacitance of 10uF, and a maximum ESR of 1 ohm. Additionally, the output capacitor should be placed as close to the output pin as possible.
The maximum output current that the LM34910CSD/NOPB can deliver is 2A, but it's recommended to keep it below 1.5A for reliable operation and to prevent overheating.
The output voltage of the LM34910CSD/NOPB can be calculated using the formula: Vout = (R1/R2) * (1.25V), where R1 and R2 are the resistors connected to the FB pin.
The EN (Enable) pin is used to turn the regulator on or off. When the EN pin is high, the regulator is enabled, and when it's low, the regulator is disabled.