LM2597M-5.0 National Semiconductor, LM2597M-5.0 Datasheet - Page 32

• Manufacturer Part Number: LM2597M-5.0
• Description: SWITCHING REG 0.5A 5.0V, SMD, 2597
• Manufacturer: National Semiconductor

Specifications of LM2597M-5.0

• Primary Input Voltage: 12V
• No. Of Outputs: 1
• Output Voltage: 5V
• Output Current: 500mA
• Voltage Regulator Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Application Information
C
C
D1
L1
C
C
R3
C
C
D1
L1
C
C
CFF
R1
R2
R3
IN
OUT
SS
D
IN
OUT
SS
D
— Surface Mount Inductor, Coilcraft DO33
— Surface Mount Inductor, Coilcraft DO33
— 1A, 40V Surface Mount Schottky Rectifier
— Error Flag Pullup Resistor (surface mount chip resistor)
— 1A, 40V Surface Mount Schottky Rectifier
— Output Voltage Program Resistor (surface mount chip resistor)
— Output Voltage Program Resistor (surface mount chip resistor)
— Error Flag Pullup Resistor (surface mount chip resistor)
— Delay Capacitor (surface mount ceramic chip capacitor)
— Delay Capacitor (surface mount ceramic chip capacitor)
— 68 µF, 20V Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
— 10 µF, 35V, Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
— 10 µF, 35V, Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
— Soft-start Capacitor (surface mount ceramic chip capacitor)
— Soft-start Capacitor (surface mount ceramic chip capacitor)
— Feedforward Capacitor (surface mount ceramic chip capacitor)
— 100 µF, 10V Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, ADJUSTABLE OUTPUT (2X size)
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, FIXED OUTPUT (2X size)
FIGURE 35. 2X Printed Circuit Board Layout
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