 | |  | |
| PartNumber | L7981A | L7981ATR | L7981 |
| Description | Switching Voltage Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz | Switching Voltage Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz | IC REG BUCK ADJ 3A 8VFQFPN |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | HSOP-8 | HSOP-8 | - |
| Output Voltage | 600 mV to 28 V | 600 mV to 28 V | - |
| Output Current | 3 A | 3 A | - |
| Number of Outputs | 1 Output | - | 1 |
| Input Voltage MAX | 28 V | 28 V | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Series | L7981 | L7981 | - |
| Packaging | Tube | Reel | Tube |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | - |
| Factory Pack Quantity | 2000 | 2500 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.002490 oz | 0.002490 oz | - |
| Type | - | Switching Regulator and Controller - IC | - |
| Package Case | - | - | 8-VFDFN Exposed Pad |
| Operating Temperature | - | - | -40°C ~ 150°C (TJ) |
| Mounting Type | - | - | Surface Mount |
| Output Type | - | - | Adjustable |
| Function | - | - | Step-Down |
| Supplier Device Package | - | - | 8-VFQFPN (3x3) |
| Topology | - | - | Buck |
| Frequency Switching | - | - | 250kHz ~ 1MHz |
| Current Output | - | - | 3A |
| Output Configuration | - | - | Positive |
| Voltage Output Min Fixed | - | - | 0.6V |
| Voltage Output Max | - | - | 28V |
| Synchronous Rectifier | - | - | No |
| Voltage Input Min | - | - | 4.5V |
| Voltage Input Max | - | - | 28V |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
STMicroelectronics |
L7981TR | Switching Voltage Regulators 3A DC 4.5 V to 28 V Adj 0.6V 250 kHz | |
| L7981A | Switching Voltage Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz | ||
| L7981ATR | Switching Voltage Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz | ||
| L7981TR | Voltage Regulators - Switching Regulators 3A DC 4.5 V to 28 V Adj 0.6V 250 kHz | ||
| L7981A | Voltage Regulators - Switching Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz | ||
| L7981ATR | Voltage Regulators - Switching Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz | ||
| L7981 | IC REG BUCK ADJ 3A 8VFQFPN | ||
| L7981TR-CUT TAPE | New and Original | ||
| L7981AD | New and Original |