ST Semtech · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
78L05U
ST Semtech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-89
Request a quote for 78L05UThe 78L05U is a Voltage Regulators - Linear, Low Drop Out (LDO) Regulators from ST Semtech, supplied in a SOT-89 package. It is listed in our Linear & LDO Regulators catalog (Power Management).
Key specifications of the 78L05U: output voltage 5V, power supply rejection ratio (psrr) -41dB@(120Hz), standby current 5.5mA, operating temperature -20°C~+120°C, noise 40uV and number of outputs 1.
PartnerSemi sources the 78L05U for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.
Specifications
| Manufacturer part number | 78L05U |
|---|---|
| Manufacturer | ST Semtech |
| Product type | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators |
| Category | Linear & LDO Regulators |
| Package / case | SOT-89 |
| Noise | 40uV |
| Number of Outputs | 1 |
| Operating Temperature | -20°C~+120°C |
| Output Configuration | Positive |
| Output Type | Fixed |
| Output Voltage | 5V |
| Power Supply Rejection Ratio (PSRR) | -41dB@(120Hz) |
| Voltage - Supply | 20V |
| Voltage Dropout | 1.7V |
| standby current | 5.5mA |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
Similar part numbers from other manufacturers
Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.
| Part number | Manufacturer | Type | |
|---|---|---|---|
| 78L05 | ALJ | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | DOWO | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | FOSAN | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | Foshan Blue Rocket Electronics | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | FUXINSEMI | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | GR | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | Guangdong Hottech | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| 78L05 | HL | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators |
Frequently asked questions
What is the 78L05U?
The 78L05U is a Voltage Regulators - Linear, Low Drop Out (LDO) Regulators from ST Semtech, supplied in a SOT-89 package. It is listed in our Linear & LDO Regulators catalog (Power Management).
What are the specifications of the 78L05U?
Noise: 40uV; Number of Outputs: 1; Operating Temperature: -20°C~+120°C; Output Configuration: Positive; Output Type: Fixed; Output Voltage: 5V; Power Supply Rejection Ratio (PSRR): -41dB@(120Hz); Voltage - Supply: 20V; Voltage Dropout: 1.7V; standby current: 5.5mA.
What package is the 78L05U in?
The 78L05U is listed in a SOT-89 package.
Which part numbers are similar to the 78L05U?
Similar part numbers in our catalog include 78L05 (ALJ), 78L05 (DOWO), 78L05 (FOSAN), 78L05 (Foshan Blue Rocket Electronics), 78L05 (FUXINSEMI) and 78L05 (GR). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the 78L05U?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=78L05U&brand=ST%20Semtech or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.