 |  |  | |
| PartNumber | L4971D | L4972A | L4971D013TR |
| Description | Switching Voltage Regulators 3.3 to 50V Step-Down | Switching Voltage Regulators 5.1 to 40V 2.0 Amp | Switching Voltage Regulators 3.3 to 50V Step-Down |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | SOIC-16 | PDIP-20 | SO-16 |
| Output Voltage | 50 V | 50 V | 50 V |
| Output Current | 1.5 A | 2 A | 1.5 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 55 V | 55 V | 55 V |
| Topology | Buck | Buck | Buck |
| Switching Frequency | 90 kHz to 110 kHz | 200 kHz | 300 kHz |
| Series | L4971 | L4972 | L4971 |
| Packaging | Tube | Tube | Reel |
| Type | Step-Down | Step-Down | Charge Pump |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Moisture Sensitive | Yes | - | Yes |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 1225 | 1000 | 1000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.007079 oz | 0.079719 oz | 0.105822 oz |
| Input Voltage MIN | - | 15 V | 8 V |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 150 C | + 150 C |
| Height | - | 4.59 mm | 2.65 mm |
| Input Voltage | - | 15 V to 50 V | 8 V to 55 V |
| Length | - | 24.8 mm | 10.5 mm |
| Operating Temperature Range | - | - 40 C to + 150 C | - 40 C to + 150 C |
| Width | - | 7.1 mm | 7.6 mm |
| Shutdown | - | Shutdown | Shutdown |
| Operating Supply Current | - | 16 mA | 4 mA |
| Supply Voltage Min | - | 15 V | 8 V |
| Pd Power Dissipation | - | - | 800 mW |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
STMicroelectronics |
L4971D | Switching Voltage Regulators 3.3 to 50V Step-Down | |
| L4972AD | Switching Voltage Regulators 5.1 to 40V 2.0 Amp | ||
| L4973D5.1-013TR | Switching Voltage Regulators 5.1V 3.5A Step-Down | ||
| L4972A | Switching Voltage Regulators 5.1 to 40V 2.0 Amp | ||
| L4973D3.3-013TR | Switching Voltage Regulators 3.3V 3.5A Step-Down | ||
| L4973D5.1 | Switching Voltage Regulators 5.1V 3.5A Step-Down | ||
| L4972AD013TR | Switching Voltage Regulators 5.1 to 40V 2.0 Amp | ||
| L4971D013TR | Switching Voltage Regulators 3.3 to 50V Step-Down | ||
| L4972AD013TR | Voltage Regulators - Switching Regulators 5.1 to 40V 2.0 Amp | ||
| L4973D5.1 | IC REG BUCK ADJ/5.1V 3.5A 20SO | ||
| L4972A | Voltage Regulators - Switching Regulators 5.1 to 40V 2.0 Amp | ||
| L4972AD | Voltage Regulators - Switching Regulators 5.1 to 40V 2.0 Amp | ||
| L4973D3.3 | IC REG BUCK ADJ/3.3V 3.5A 20SO | ||
| L4971D013TR | IC REG BUCK ADJ 1.5A 16SOIC | ||
| L4973D5.1-013TR | IC REG BUCK ADJ/5.1V 3.5A 20SO | ||
| L4973D3.3-013TR | IC REG BUCK ADJ/3.3V 3.5A 20SO | ||
| L4971D | IC REG BUCK ADJ 1.5A 16SOIC | ||
| L4973D5.1-013TR-CUT TAPE | New and Original | ||
| L4971D. | New and Original | ||
| L4972 | New and Original | ||
| L49720 | New and Original | ||
| L49720MA | New and Original | ||
| L49720MAX | New and Original | ||
| L49721MA | New and Original | ||
| L49722 | New and Original | ||
| L49722MA | New and Original | ||
| L49723MA | New and Original | ||
| L49723MAX | New and Original | ||
| L49724MA | New and Original | ||
| L49725MA | New and Original | ||
| L4972A-L4972 | New and Original | ||
| L4973 | New and Original | ||
| L4973/3.3 | New and Original | ||
| L497305.1 | New and Original | ||
| L4973D | New and Original | ||
| L4973D 3.3 | New and Original | ||
| L4973D 51 | New and Original | ||
| L4973D-5.1 | New and Original | ||
| L4973D3-3 | New and Original | ||
| L4973D3.3 013TR | New and Original | ||
| L4973D3.3-7 | New and Original | ||
| L4973D3.3-7/ | New and Original | ||
| L4973D3.3-TR | New and Original | ||
| L4973D3.3/5.1 | New and Original | ||
| L4973D3.3TR | New and Original | ||
| L4973D33 | INSTOCK | ||
| L4973D5 | New and Original | ||
| L4973D5 1 | New and Original | ||
| L4973D5.0 | New and Original | ||
| L4973D5.1- | New and Original |