LM2576HVT-12/NOPB National Semiconductor, LM2576HVT-12/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM2576HVT-12/NOPB
• Description: IC REG SIMPLE SWITCHER TO-220-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2576HVT-12/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 3A
• 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)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2576HVT-12; *LM2576HVT-12/NOPB; LM2576HVT-12

Typical Performance Characteristics
Maximum Power Dissipation
Load Transient Response
(TO-263) (See Note 10)
Feedback Voltage
vs Duty Cycle
01147638
01147624
01147605
(Circuit of Figure 2) (Continued)
9
V
A: Output Pin Voltage, 50V/div
B: Output Pin Current, 2A/div
C: Inductor Current, 2A/div
D: Output Ripple Voltage, 50 mV/div,
AC-Coupled
Horizontal Time Base: 5 µs/div
OUT
= 15V
Feedback Pin Current
Switching Waveforms
01147604
01147606
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