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250 mA ultra-low noise LDO
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.
LDLN025J28R by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs 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 #
497-17039-1-ND
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DigiKey | IC REG LIN 2.8V 250MA 4-FLIPCHIP Min Qty: 1 Lead time: 99 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
5597 In Stock |
|
$0.2030 / $0.4400 | Buy Now |
DISTI #
LDLN025J28R
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Avnet Americas | - Tape and Reel (Alt: LDLN025J28R) RoHS: Not Compliant Min Qty: 6000 Package Multiple: 3000 Lead time: 111 Weeks, 0 Days Container: Reel | 0 |
|
$0.1513 / $0.1544 | Buy Now |
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Future Electronics | LDLN025 Series 2.8 V 250 mA Surface Mount Ultra Low Noise LDO - SOT-23-5L RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 Container: Cut Tape/Mini-Reel | 200Cut Tape/Mini-Reel |
|
$0.1560 / $0.1870 | Buy Now |
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Rochester Electronics | LDLN025 - 250mA ultra-low noise LDO RoHS: Compliant Status: End of Life / Last Time Buy Min Qty: 1 | 1984629 |
|
$0.1436 / $0.2316 | Buy Now |
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Future Electronics | LDLN025 Series 2.8 V 250 mA Surface Mount Ultra Low Noise LDO - SOT-23-5L Min Qty: 1 Package Multiple: 1 |
200 null |
|
$0.1560 / $0.1870 | Buy Now |
DISTI #
LDLN025J28R
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Avnet Silica | (Alt: LDLN025J28R) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 143 Weeks, 0 Days | Silica - 0 |
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Buy Now | |
DISTI #
LDLN025J28R
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EBV Elektronik | (Alt: LDLN025J28R) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 143 Weeks, 0 Days | EBV - 0 |
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Buy Now | |
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LCSC | 250mA Fixed 2.8V Positive electrode 5.5V XFBGA-4 Voltage Regulators - Linear Low Drop Out (LDO) Regulators ROHS | 2729 |
|
$0.2418 / $0.3458 | Buy Now |
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LDLN025J28R
STMicroelectronics
Buy Now
Datasheet
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LDLN025J28R
STMicroelectronics
250 mA ultra-low noise LDO
|
Rohs Code | Yes | |
Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | STMICROELECTRONICS | |
Reach Compliance Code | compliant | |
Factory Lead Time | 111 Weeks | |
Date Of Intro | 2016-11-17 | |
Samacsys Manufacturer | STMicroelectronics | |
Dropout Voltage1-Max | 0.2 V | |
Input Voltage-Max | 5.5 V | |
Input Voltage-Min | 3.8 V | |
JESD-30 Code | S-PBGA-B4 | |
Length | 0.628 mm | |
Number of Functions | 1 | |
Number of Terminals | 4 | |
Operating Temperature TJ-Max | 125 °C | |
Operating Temperature TJ-Min | -40 °C | |
Output Current1-Max | 0.25 A | |
Output Voltage1-Max | 2.856 V | |
Output Voltage1-Min | 2.744 V | |
Output Voltage1-Nom | 2.8 V | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | VFBGA | |
Package Shape | SQUARE | |
Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH | |
Packing Method | TR | |
Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | |
Seated Height-Max | 0.445 mm | |
Surface Mount | YES | |
Terminal Form | BALL | |
Terminal Pitch | 0.35 mm | |
Terminal Position | BOTTOM | |
Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
Voltage Tolerance-Max | 2% | |
Width | 0.628 mm |
This table gives cross-reference parts and alternative options found for LDLN025J28R. 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 LDLN025J28R, 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 |
---|---|---|---|---|
LP5907A28YKMR | Texas Instruments | $0.2296 | 250-mA, low-noise, high-PSRR, ultra-low-dropout voltage regulator with low IQ and enable 4-DSBGA -40 to 125 | LDLN025J28R vs LP5907A28YKMR |
A good PCB layout for the LDLN025J28R involves keeping the input and output tracks as short as possible, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
To ensure proper biasing, connect the VCC pin to a stable voltage source, and decouple it with a 10uF capacitor to ground. The input voltage should be within the recommended range of 2.5V to 5.5V. Additionally, ensure the input voltage is stable and free of noise.
The maximum power dissipation of the LDLN025J28R is 250mW. However, this value can vary depending on the operating conditions, such as ambient temperature and supply voltage. It's essential to ensure the device operates within the recommended temperature range of -40°C to 125°C.
While the LDLN025J28R can operate up to 125°C, it's essential to consider the device's power dissipation and thermal resistance when operating in high-temperature environments. Ensure proper heat sinking and thermal management to prevent overheating and ensure reliable operation.
To troubleshoot issues with the LDLN025J28R, start by verifying the power supply voltage and ensuring it's within the recommended range. Check for proper decoupling and noise reduction measures. Use an oscilloscope to verify the input and output signals, and consult the datasheet for specific troubleshooting guidelines.