LM2677S-3.3/NOPB
ActiveNational Semiconductor Corporation
SIMPLE SWITCHER HIGH EFFICIENCY 5A STEP-DOWN VOLTAGE REGULATOR WITH SYNC 7-DDPAK/TO-263 -40 TO 125
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LM2677S-3.3/NOPB
ActiveNational Semiconductor Corporation
SIMPLE SWITCHER HIGH EFFICIENCY 5A STEP-DOWN VOLTAGE REGULATOR WITH SYNC 7-DDPAK/TO-263 -40 TO 125
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Technical Specifications
Parameters and characteristics commom to parts in this series
| Specification | LM2677S-3.3/NOPB | LM2677 Series |
|---|---|---|
| Current - Output | 5 A | 5 A |
| Frequency - Switching | 260 kHz | 260 kHz |
| Function | Step-Down | Step-Down |
| Mounting Type | Surface Mount | Surface Mount |
| Number of Outputs | 1 | 1 |
| Operating Temperature [Max] | 125 ¯C | 125 ¯C |
| Operating Temperature [Min] | -40 °C | -40 °C |
| Output Configuration | Positive | Positive |
| Output Type | 27.03 °C/W | 27.03 °C/W |
| Output Type | - | Adjustable |
| Package / Case | TO-263-8, TO-263CA, D2PAK | 14-VDFN Exposed Pad, TO-263-8, TO-263CA, D2PAK |
| Supplier Device Package | TO-263 (DDPAK-7) | 14-VSON (6x5), 14-VSON (5x6), TO-263 (DDPAK-7) |
| Synchronous Rectifier | False | False |
| Topology | Buck | Buck |
| Voltage - Input (Min) [Min] | 8 V | 8 V |
| Voltage - Output (Max) | - | 37 V |
| Voltage - Output (Min/Fixed) | 3.3 V | 1.21 - 5 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Arrow Electronics | N/A | 0 | $ 3.82 | |
| 1 | $ 2.73 | |||
| DigiKey | Tube | 1 | $ 6.99 | |
| 10 | $ 5.39 | |||
| 45 | $ 4.78 | |||
| 135 | $ 4.47 | |||
| 270 | $ 4.32 | |||
| 540 | $ 4.20 | |||
| 1035 | $ 4.10 | |||
| Digikey | Bulk | 44 | $ 4.06 | |
| Tube | 1 | $ 7.14 | ||
| 10 | $ 6.45 | |||
| 45 | $ 6.15 | |||
| 135 | $ 5.34 | |||
| 270 | $ 5.10 | |||
| 540 | $ 4.65 | |||
| 1035 | $ 4.05 | |||
| 2520 | $ 3.90 | |||
| Mouser Electronics | N/A | 1 | $ 8.91 | |
| 10 | $ 6.15 | |||
| 25 | $ 5.44 | |||
| 90 | $ 5.01 | |||
| 270 | $ 4.70 | |||
| 450 | $ 4.35 | |||
| 900 | $ 3.95 | |||
| Verical | N/A | 2 | $ 2.73 | |
LM2677 Series
IC REG BUCK 5V 5A 14VSON
| Part | Synchronous Rectifier | Package / Case | Voltage - Output (Min/Fixed) | Output Configuration | Output Type | Function | Operating Temperature [Max] | Operating Temperature [Min] | Current - Output | Mounting Type | Topology | Frequency - Switching | Number of Outputs | Voltage - Input (Min) [Min] | Supplier Device Package | Voltage - Output (Max) [Max] | Output Type |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
National Semiconductor Corporation LM2677LD-5.0 | 14-VDFN Exposed Pad | 5 V | Positive | 27.03 °C/W | Step-Down | 125 ¯C | -40 °C | 5 A | Surface Mount | Buck | 260 kHz | 1 | 8 V | 14-VSON (6x5) | |||
National Semiconductor Corporation LM2677SX-ADJ | D2PAK, TO-263-8, TO-263CA | 1.21 V | Positive | Step-Down | 125 ¯C | -40 °C | 5 A | Surface Mount | Buck | 260 kHz | 1 | 8 V | 37 V | Adjustable | |||
National Semiconductor Corporation LM2677SD-ADJ | 14-VDFN Exposed Pad | 1.21 V | Positive | Step-Down | 125 ¯C | -40 °C | 5 A | Surface Mount | Buck | 260 kHz | 1 | 8 V | 14-VSON (5x6) | 37 V | Adjustable | ||
National Semiconductor Corporation LM2677S-3.3/NOPB | D2PAK, TO-263-8, TO-263CA | 3.3 V | Positive | 27.03 °C/W | Step-Down | 125 ¯C | -40 °C | 5 A | Surface Mount | Buck | 260 kHz | 1 | 8 V | TO-263 (DDPAK-7) |
Description
General part information
LM2677 Series
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 5A TO-263-8, D2PAK (7 Leads + Tab), TO-263CA
Documents
Technical documentation and resources