LM2678LD-3.3 National Semiconductor, LM2678LD-3.3 Datasheet - Page 2

• Manufacturer Part Number: LM2678LD-3.3
• Description: IC REG SW 3.3V 5A STEP-DWN 14LLP
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2678LD-3.3

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 5A
• Frequency - Switching: 260kHz
• Voltage - Input: 8 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-LLP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Other names: LM2678LD-3.3TR

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Connection Diagrams and Ordering Information
Ordering Information for LLP Package
Output Voltage
ADJ
ADJ
3.3
3.3
5.0
5.0
12
12
See NSC Package Number TS7B
LM2678S-12 or LM2678S-ADJ
LM2678S-3.3, LM2678S-5.0,
TO-263 Package
LM2678LD-12
LM2678LDX-12
LM2678LD-3.3
LM2678LDX-3.3
LM2678LD-5.0
LM2678LDX-5.0
LM2678LD-ADJ
LM2678LDX-ADJ
Order Number
Top View
Order Information
See NS package Number LDC14A
10088601
Top View
S0000RB
S0000RB
S0000NB
S0000NB
S0000PB
S0000PB
S0000SB
S0000SB
LLP-14
Package Marking
2
See NSC Package Number TA07B
LM2678T-12 or LM2678T-ADJ
LM2678T-3.3, LM2678T-5.0,
10088641
250 Units on Tape and Reel
2500 Units on Tape and Reel
250 Units on Tape and Reel
2500 Units on Tape and Reel
250 Units on Tape and Reel
2500 Units on Tape and Reel
250 Units on Tape and Reel
2500 Units on Tape and Reel
TO-220 Package
Order Number
Top View
Supplied As
10088602