Walton Electronics Co., Ltd.
Shenzhen Walton Electronics Co., Ltd.
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LM2576HVSX-5.0 Switching Voltage Regulators Power Management ICs
Features
• Newer products available:
– LMR33630 36-V, 3-A, 400-kHz synchronous
converter
– LM76003 60-V, 3.5-A, 2.2-MHz synchronous
converter
• 3.3-V, 5-V, 12-V, 15-V, and adjustable output
versions
• Adjustable version output voltage range,1.23 V to
37 V (57 V for HV version) ±4% maximum over line
and load conditions
• Specified 3-A output current
• Wide input voltage range: 40 V Up to 60 V for HV
version
• Requires only four external components
• 52-kHz fixed-frequency internal oscillator
• TTL-shutdown capability, low-power standby mode
• High efficiency
• Uses readily available standard inductors
• Create a custom design using the LMR33630 or
LM76003 with the WEBENCH Power Designer
Applications
• Motor drives
• Merchant network and server PSU
• Appliances
• Test and measurement equipment
Description
The LM2576 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, capable of driving 3-A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3 V, 5 V, 12 V, 15 V, and an adjustable output version.
| Product Attribute | Attribute Value |
| Product Category: | Switching Voltage Regulators |
| Mounting Style: | SMD/SMT |
| Package/Case: | TO-263-5 |
| Topology: | Buck |
| Output Voltage: | 5 V |
| Output Current: | 3 A |
| Number of Outputs: | 1 Output |
| Input Voltage, Min: | 4 V |
| Input Voltage, Max: | 60 V |
| Switching Frequency: | 52 kHz |
| Minimum Operating Temperature: | - 40 C |
| Maximum Operating Temperature: | + 125 C |
| Series: | LM2576HV |
| Packaging: | Reel |
| Moisture Sensitive: | Yes |
| Operating Supply Current: | 5 mA |
| Product Type: | Switching Voltage Regulators |
| Factory Pack Quantity: | 500 |
| Subcategory: | PMIC - Power Management ICs |
| Tradename: | SIMPLE SWITCHER |
| Type: | Inverting, Step Down |
| Unit Weight: | 1.591 g |