LM2675M-3.3/NOPB National Semiconductor, LM2675M-3.3/NOPB Datasheet - Page 15

• Manufacturer Part Number: LM2675M-3.3/NOPB
• Description: IC REG SIMPLE SWITCHER 8-SOIC
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2675M-3.3/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 1A
• Frequency - Switching: 260kHz
• Voltage - Input: 6.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Package: 8SOIC N
• Minimum Input Voltage: 8 V
• Maximum Input Voltage: 40 V
• Switching Frequency: 260(Typ) KHz
• Operating Supply Voltage: 6.5 to 40 V
• Maximum Output Current: 1 A
• Output Type: Fixed
• Output Voltage: 3.3 V
• Efficiency: 86(Typ) %
• Primary Input Voltage: 12V
• No. Of Outputs: 1
• Output Current: 1A
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Filter Terminals: SMD
• Rohs Compliant: Yes
• For Use With: LM2675-5.0EVAL - EVALUATION BOARD FOR LM2675-5.0
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2675M-3.3; *LM2675M-3.3/NOPB; LM2675M-3.3

LM2675 Series Buck Regulator Design Procedure (Fixed Output)
Voltage
Output
3.3
5.0
(V)
12
Inductance
(µH)
100
150
100
150
100
150
220
22
33
47
68
22
33
47
68
22
33
47
68
594D Series
Sprague
120/6.3
120/6.3
120/6.3
120/6.3
120/6.3
100/16
100/16
100/16
100/16
120/20
(µF/V)
68/10
68/10
68/10
68/25
47/20
47/20
47/20
47/20
47/20
FIGURE 11. Capacitor Manufacturers’ Phone Numbers
Nichicon Corp.
Panasonic
AVX Corp.
Sprague/Vishay
Sanyo Corp.
Surface Mount
FIGURE 10. Output Capacitor Table
(2x) 68/20
AVX TPS
Series
100/10
100/10
100/10
100/10
100/10
100/10
100/10
100/10
100/10
100/10
100/10
(µF/V)
10010
68/20
68/20
68/20
68/20
68/20
68/20
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Phone
FAX
Sanyo OS-CON
15
SA Series
100/10
100/10
100/10
100/10
100/10
100/10
100/10
100/10
(µF/V)
68/10
68/10
68/10
68/10
68/20
68/20
47/20
47/20
47/20
47/20
47/20
Output Capacitor
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
[phone]
Sanyo MV-GX
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
120/35
Series
(µF/V)
Through Hole
PL Series
Nichicon
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
120/35
(µF/V)
(Continued)
HFQ Series
Panasonic
www.national.com
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
330/35
220/35
150/35
120/35
120/35
120/35
120/35
(µF/V)