Power Management ICs
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Professional supply Original Integrated circuit IC LM2678S-3.3 LM2678 SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Reg
Manufacturer
Manufacturer Product Number
LM2678S-3.3
Description
LM2678S-3.3 SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator
Package Condition
TO-263-7
Product Details
Features
Efficiency up to 92%
Simple and easy to design with (using off-the-shelf
external components)
120 m? DMOS output switchr
▪ 3.3V, 5V and 12V fixed output and adjustable (1.2V
37V ) versions
50uA standby current when switched OFF
±2%maximum output tolerance over full line and loa
conditions
▪ Wide input voltage range: 8V to 40V
260 KHz fioced frequency intermal oscillator
▪ -40 to +125'C operating junction temperature range
Applications
▪ Simple to design, high efficiency (> 90%) step-down
switching regulators
Efficient system pre-regulator for linear voltage
regulators
Battery chargers
Product Description
| ANSC PART# | ANSC- LM2678S-3.3 |
| Part# | LM2678S-3.3 |
| Type： | Integrated Circuits(ICs) |
| Manufactor | Texas Instruments |
| DC | new |
| Package / Case | TO-263 (DDPAK-7) |
| Supplier Device Package | Tube |
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LM2678S-3.3 SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator
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