- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄358827 > LM2679S-ADJ (NATIONAL SEMICONDUCTOR CORP) SIMPLE SWITCHER 5A Step-Down Voltage Regulator with Adjustable Current Limit PDF資料下載
參數(shù)資料
| 型號： | LM2679S-ADJ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SIMPLE SWITCHER 5A Step-Down Voltage Regulator with Adjustable Current Limit |
| 中文描述： | 8.1 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7 |
| 封裝： | TO-263, 7 PIN |
| 文件頁數(shù)： | 8/24頁 |
| 文件大小： | 355K |
| 代理商： | LM2679S-ADJ |
Typical Performance Characteristics
Continuous Mode Switching Waveforms
V
IN
= 20V, V
OUT
= 5V, I
LOAD
= 5A
L = 10 μH, C
OUT
= 400 μF, C
OUT
ESR = 13 m
DS100847-15
A: V
SW
Pin Voltage, 10 V/div.
B: Inductor Current, 2 A/div
C: Output Ripple Voltage, 20 mV/div AC-Coupled
Horizontal Time Base: 1 μs/div
Discontinuous Mode Switching Waveforms
V
= 20V, V
OUT
= 5V, I
LOAD
= 500 mA
L = 10 μH, C
OUT
OUT
ESR = 13 m
DS100847-16
A: V
SW
Pin Voltage, 10 V/div.
B: Inductor Current, 1 A/div
C: Output Ripple Voltage, 20 mV/div AC-Coupled
Horizontal Time Base: 1 μs//iv
Load Transient Response for Continuous Mode
V
IN
= 20V, V
= 5V
L = 10 μH, C
OUT
= 400 μF, C
OUT
ESR = 13 m
DS100847-17
A: Output Voltage, 100 mV//div, AC-Coupled.
B: Load Current: 500 mA to 5A Load Pulse
Horizontal Time Base: 100 μs/div
Load Transient Response for Discontinuous Mode
V
IN
= 20V, V
OUT
= 5V,
L = 10 μH, C
OUT
= 400 μF, C
OUT
ESR = 13 m
DS100847-18
A: Output Voltage, 100 mV/div, AC-Coupled.
B: Load Current: 200 mA to 3A Load Pulse
Horizontal Time Base: 200 μs/div
L
www.national.com
8
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LM2696MXA | 3A, Constant On Time Buck Regulator |
| LM2696MXAX | 3A, Constant On Time Buck Regulator |
| LM2696 | 3A, Constant On Time Buck Regulator |
| LM26CIM5-PHA | Accurate, Factory Preset Thermostat |
| LM26CIM5-SHA | Accurate, Factory Preset Thermostat |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM2679S-ADJ | 制造商:Texas Instruments 功能描述:IC SWITCHING REG 5A ADJ SMD 2679 |
| LM2679S-ADJ/NOPB | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 5A STEP-DOWN VLTG REG RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
| LM2679S-ADJ/NOPB | 制造商:Texas Instruments 功能描述:DC/DC Converter (DC-DC) / Switching Regu |
| LM2679SADJNOPB | 制造商:National Semiconductor 功能描述:Conv DC-DC Single Step Down 8V to 40V 8-Pin(7+Tab) TO-263 Rail |
| LM2679SD-12 | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。