| Mfr. #: | L4977A |
|---|---|
| Manufacturer: | STMicroelectronics |
| Description: | Voltage Regulators - Switching Regulators 5.1 to 40V 7.0 Amp |
| Lifecycle: | New from this manufacturer. |
| Datasheet: | L4977A Datasheet |


Product belongs to the L4977 series. Type: Step-Down Tube is the packaging method for this product Through Hole Mounting-Style MULTIWATT-15 Operational temperature range: -40°C ~ 150°C (TJ) Through Hole mounting type Output-Type: Adjustable Product function is Step-Down. Supplier device package: 15-Multiwatt Number-of-Outputs: 1 Topology: Buck feedback This product features 'Frequency-Switching' at 200kHz ~ 500kHz for optimal performance. The Positive. Minimum fixed output voltage is 5.1V . The value of No is included as a product attribute. The minimum input voltage is 15V. The 50V. Maximum operating temperature of + 150 C Minimum operating temperature: - 40 C Output voltage: 40 V Maximum Input Voltage: 50 V Output current: 150 uA Switching frequency is 200 kHz The product's 15 V is 5.1 V. Load regulation is 10 mV.

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

L4977A Specifications
A: What is the Series of the product?
Q: The Series of the product is L4977.
A: What is the Type of the product?
Q: The Type of the product is Step-Down.
A: At what frequency does the Packaging?
Q: The product Packaging is Tube.
A: What is the Mounting-Style of the product?
Q: The Mounting-Style of the product is Through Hole.
A: Is the cutoff frequency of the product Package-Case?
Q: Yes, the product's Package-Case is indeed MULTIWATT-15
A: At what frequency does the Operating-Temperature?
Q: The product Operating-Temperature is -40°C ~ 150°C (TJ).
A: At what frequency does the Mounting-Type?
Q: The product Mounting-Type is Through Hole.
A: At what frequency does the Output-Type?
Q: The product Output-Type is Adjustable.
A: At what frequency does the Function?
Q: The product Function is Step-Down.
A: At what frequency does the Supplier-Device-Package?
Q: The product Supplier-Device-Package is 15-Multiwatt.
A: Is the cutoff frequency of the product Number-of-Outputs?
Q: Yes, the product's Number-of-Outputs is indeed 1
A: What is the Topology of the product?
Q: The Topology of the product is Buck.
A: Is the cutoff frequency of the product Frequency-Switching?
Q: Yes, the product's Frequency-Switching is indeed 200kHz ~ 500kHz
A: At what frequency does the Output-Configuration?
Q: The product Output-Configuration is Positive.
A: At what frequency does the Voltage-Output-Min-Fixed?
Q: The product Voltage-Output-Min-Fixed is 5.1V.
A: Is the cutoff frequency of the product Synchronous-Rectifier?
Q: Yes, the product's Synchronous-Rectifier is indeed No
A: What is the Voltage-Input-Min of the product?
Q: The Voltage-Input-Min of the product is 15V.
A: What is the Voltage-Input-Max of the product?
Q: The Voltage-Input-Max of the product is 50V.
A: What is the Maximum-Operating-Temperature of the product?
Q: The Maximum-Operating-Temperature of the product is + 150 C.
A: What is the Minimum-Operating-Temperature of the product?
Q: The Minimum-Operating-Temperature of the product is - 40 C.
A: What is the Output-Voltage of the product?
Q: The Output-Voltage of the product is 40 V.
A: At what frequency does the Input-Voltage-MAX?
Q: The product Input-Voltage-MAX is 50 V.
A: What is the Output-Current of the product?
Q: The Output-Current of the product is 150 uA.
A: At what frequency does the Switching-Frequency?
Q: The product Switching-Frequency is 200 kHz.
A: What is the Input-Voltage-MIN of the product?
Q: The Input-Voltage-MIN of the product is 15 V.
A: Is the cutoff frequency of the product Load-Regulation?
Q: Yes, the product's Load-Regulation is indeed 10 mV