LM2674N-5.0/NOPB National Semiconductor, LM2674N-5.0/NOPB Datasheet - Page 16

• Manufacturer Part Number: LM2674N-5.0/NOPB
• Description: IC REG SIMPLE SWITCHER 8-DIP
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2674N-5.0/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 500mA
• Frequency - Switching: 260kHz
• Voltage - Input: 6.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Current, Input Bias: 85 nA
• Current, Output: 500 mA
• Current, Supply: 2.5 mA
• Frequency, Oscillator: 260 kHz
• Package Type: SOIC
• Regulator Type: Buck (Step-Down)
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Input: 8 to 40 V
• Voltage, Output: 5 V
• Dc To Dc Converter Type: Step Down
• Pin Count: 8
• Input Voltage: 40V
• Output Voltage: 5V
• Switching Freq: 275KHz
• Output Current: 500mA
• Efficiency: 90%
• Output Type: Fixed
• Switching Regulator: Yes
• Mounting: Through Hole
• Input Voltage (min): 8V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Primary Input Voltage: 12V
• No. Of Outputs: 1
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Input Voltage Primary Max: 40V
• 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: *LM2674N-5.0; *LM2674N-5.0/NOPB; LM2674N-5.0

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INDUCTOR VALUE SELECTION GUIDES
FIGURE 14. RMS Current Ratings for Low ESR Electrolytic Capacitors (Typical)
International Rectifier
Corp.
Motorola, Inc.
General Instruments
Corp.
Diodes, Inc.
20V
30V
40V
50V
V
FIGURE 13. Diode Manufacturers’ Phone Numbers
R
FIGURE 12. Schottky Diode Selection Table
MBRS130
MBRS140
10MQ040
15MQ040
10BQ040
10BQ050
Surface
Mount
SK12
SK13
SK14
SK15
B120
B130
B140
B150
500mA Diodes
Through
MBR150
11DQ03
11DQ04
11DQ05
1N5817
1N5818
1N5819
SR102
SR103
SR104
SR105
Hole
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
16
MBRD340
(For Continuous Mode Operation) (Continued)
30WQ03F
30WQ04F
MBRS340
30WQ05F
30BQ040
Surface
Mount
SK32
SK33
SK34
SK35
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
3A Diodes
10004130
Through
MBR340
MBR350
31DQ03
31DQ04
31DQ05
1N5820
1N5821
1N5822
SR302
SR304
SR305
Hole