LM2575HVT-12/NOPB National Semiconductor, LM2575HVT-12/NOPB Datasheet - Page 11

• Manufacturer Part Number: LM2575HVT-12/NOPB
• Description: IC REG SIMPLE SWITCHER TO-220-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2575HVT-12/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 1A
• Frequency - Switching: 52kHz
• Voltage - Input: 4 ~ 60 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 (Straight Leads)
• Package: 5TO-220
• Minimum Input Voltage: 4 V
• Maximum Input Voltage: 60 V
• Switching Frequency: 58 KHz
• Operating Supply Voltage: 4 to 60 V
• Maximum Output Current: 1 A
• Output Type: Fixed
• Output Voltage: 12 V
• Efficiency: 88(Typ) %
• Current, Input Bias: 50 nA
• Current, Output: 1 A
• Current, Supply: 10 mA
• Frequency, Oscillator: 52 kHz
• Package Type: TO-220
• Regulator Type: Buck (Step-Down)
• Resistance, Thermal, Junction To Case: 2 °C/W
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Input: 60 V
• Voltage, Output: 12 V
• Primary Input Voltage: 25V
• No. Of Outputs: 1
• Output Current: 1A
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Filter Terminals: Through Hole
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device
• Other names: *LM2575HVT-12; *LM2575HVT-12/NOPB; LM2575HVT-12

V
A: Output Pin Voltage, 10V/div
B: Output Pin Current, 1A/div
C: Inductor Current, 0.5A/div
D: Output Ripple Voltage, 20 mV/div,
AC-Coupled
Horizontal Time Base: 5 μs/div
OUT
= 5V
Feedback Pin Current
Switching Waveforms
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11
Maximum Power Dissipation
Load Transient Response
(TO-263) (See (Note 12))
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