| Mfr. #: | L7981A |
|---|---|
| Manufacturer: | STMicroelectronics |
| Description: | Voltage Regulators - Switching Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz |
| Lifecycle: | New from this manufacturer. |
| Datasheet: | L7981A Datasheet |


Product belongs to the L7981 series. Tube is the packaging method for this product Weight of 0.002490 oz SMD/SMT Mounting-Style HSOP-8 Operational temperature range: -40°C ~ 150°C (TJ) Surface Mount mounting type Output-Type: Adjustable Product function is Step-Down. Supplier device package: 8-HSOP Number-of-Outputs: 1 Topology: Buck feedback This product features 'Frequency-Switching' at 250kHz ~ 1MHz for optimal performance. The Positive. Minimum fixed output voltage is 0.6V . The value of No is included as a product attribute. The minimum input voltage is 4.5V. The 28V. Maximum operating temperature of + 150 C Output voltage: 600 mV to 28 V Maximum Input Voltage: 28 V Output current: 3 A Switching frequency is 220 kHz to 275 kHz

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

L7981A Specifications
A: At what frequency does the Series?
Q: The product Series is L7981.
A: Is the cutoff frequency of the product Packaging?
Q: Yes, the product's Packaging is indeed Tube
A: At what frequency does the Unit-Weight?
Q: The product Unit-Weight is 0.002490 oz.
A: Is the cutoff frequency of the product Mounting-Style?
Q: Yes, the product's Mounting-Style is indeed SMD/SMT
A: What is the Package-Case of the product?
Q: The Package-Case of the product is HSOP-8.
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 Surface Mount.
A: What is the Output-Type of the product?
Q: The Output-Type of the product is Adjustable.
A: At what frequency does the Function?
Q: The product Function is Step-Down.
A: What is the Supplier-Device-Package of the product?
Q: The Supplier-Device-Package of the product is 8-HSOP.
A: What is the Number-of-Outputs of the product?
Q: The Number-of-Outputs of the product is 1.
A: Is the cutoff frequency of the product Topology?
Q: Yes, the product's Topology is indeed Buck
A: Is the cutoff frequency of the product Frequency-Switching?
Q: Yes, the product's Frequency-Switching is indeed 250kHz ~ 1MHz
A: What is the Output-Configuration of the product?
Q: The Output-Configuration of the product is Positive.
A: Is the cutoff frequency of the product Voltage-Output-Min-Fixed?
Q: Yes, the product's Voltage-Output-Min-Fixed is indeed 0.6V
A: At what frequency does the Synchronous-Rectifier?
Q: The product Synchronous-Rectifier is No.
A: Is the cutoff frequency of the product Voltage-Input-Min?
Q: Yes, the product's Voltage-Input-Min is indeed 4.5V
A: Is the cutoff frequency of the product Voltage-Input-Max?
Q: Yes, the product's Voltage-Input-Max is indeed 28V
A: What is the Maximum-Operating-Temperature of the product?
Q: The Maximum-Operating-Temperature of the product is + 150 C.
A: Is the cutoff frequency of the product Output-Voltage?
Q: Yes, the product's Output-Voltage is indeed 600 mV to 28 V
A: At what frequency does the Input-Voltage-MAX?
Q: The product Input-Voltage-MAX is 28 V.
A: Is the cutoff frequency of the product Output-Current?
Q: Yes, the product's Output-Current is indeed 3 A
A: Is the cutoff frequency of the product Switching-Frequency?
Q: Yes, the product's Switching-Frequency is indeed 220 kHz to 275 kHz