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• 3.3V, 5V, 12V, 15V, and Adjustable Output Versions
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• Adjustable Version Output Voltage Range,1.23V to 37V (57V for HV version) ±4% Max Over Line and Load Conditions
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• Specified 0.5A Output Current
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| • Wide Input Voltage Range, 40V, up to 60V for HV Version |
| • Requires Only 4 External Components |
| • 52 kHz Fixed Frequency Internal Oscillator |
| • TTL Shutdown Capability, Low Power Standby Mode |
| • High Efficiency |
| • Uses Readily Available Standard Inductors |
| • Thermal Shutdown and Current Limit Protection |
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| CATALOG |
| LM2574HVMX-ADJ COUNTRY OF ORIGIN |
LM2574HVMX-ADJ PARAMETRIC INFO
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LM2574HVMX-ADJ PACKAGE INFO
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LM2574HVMX-ADJ MANUFACTURING INFO
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LM2574HVMX-ADJ PACKAGING INFO
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LM2574HVMX-ADJ EACD MODELS
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| LM2574HVMX-ADJ APPLICATIONS |
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| COUNTRY OF ORIGIN |
| China |
| Korea (Republic of) |
| Malaysia |
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PARAMETRIC INFO
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| Type |
Step Down |
| Number of Outputs |
1 |
| Minimum Input Voltage (V) |
4 |
| Maximum Input Voltage (V) |
60 |
| Output Voltage (V) |
1.23 to 57 |
| Maximum Output Current (A) |
0.5 |
| Minimum Operating Temperature (°C) |
-40 |
| Maximum Operating Temperature (°C) |
125 |
| Switching Frequency (kHz) |
52 |
| Efficiency (%) |
77(Typ) |
| Switching Regulator |
Yes |
| Operating Supply Voltage (V) |
60(Max) |
| Output Type |
Adjustable |
| Typical Quiescent Current (uA) |
5000 |
| Minimum Storage Temperature (°C) |
-65 |
| Maximum Storage Temperature (°C) |
150 |
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PACKAGE INFO
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| Supplier Package |
SOIC W |
| Basic Package Type |
Lead-Frame SMT |
| Pin Count |
14 |
| Lead Shape |
Gull-wing |
| PCB |
14 |
| Tab |
N/R |
| Pin Pitch (mm) |
1.27 |
| Package Length (mm) |
9.2(Max) |
| Package Width (mm) |
7.6(Max) |
| Package Height (mm) |
2.35(Max) |
| Package Diameter (mm) |
N/R |
| Seated Plane Height (mm) |
2.65(Max) |
| Mounting |
Surface Mount |
| Package Material |
Plastic |
| Package Description |
Small Outline IC Wide Body |
| Package Family Name |
SO |
| Jedec |
MS-013AF |
| Package Outline |
Link to Datasheet |
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MANUFACTURING INFO
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| MSL |
2a |
| Maximum Reflow Temperature (°C) |
220 |
| Reflow Solder Time (Sec) |
N/A |
| Reflow Temp. Source |
Link to Datasheet |
| Maximum Wave Temperature (°C) |
N/R |
| Wave Solder Time (Sec) |
N/R |
| Lead Finish(Plating) |
SnPb |
| Under Plating Material |
N/A |
| Terminal Base Material |
Cu Alloy |
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PACKAGING INFO
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| Packaging Suffix |
X |
| Packaging |
Tape and Reel |
| Quantity Of Packaging |
1000 |
| Packaging Document |
Link to Datasheet |
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ECAD MODELS
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| APPLICATIONS |
| • Simple High-Efficiency Step-Down (Buck) Regulator |
| • Efficient Pre-Regulator for Linear Regulators |
| • On-Card Switching Regulators |
| • Positive to Negative Converter (Buck-Boost) |
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