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參數(shù)資料
| 型號： | LM2676S-ADJ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator |
| 中文描述： | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7 |
| 封裝： | TO-263, 7 PIN |
| 文件頁數(shù)： | 3/25頁 |
| 文件大?。?/td> | 455K |
| 代理商： | LM2676S-ADJ |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Input Supply Voltage
ON/OFF Pin Voltage
Switch Voltage to Ground
Boost Pin Voltage
Feedback Pin Voltage
Power Dissipation
ESD (Note 2)
45V
0.1V to 6V
1V to V
IN
V
SW
+ 8V
0.3V to 14V
Internally Limited
2 kV
Storage Temperature Range
Soldering Temperature
Wave
Infrared
Vapor Phase
65C to 150C
4 sec, 260C
10 sec, 240C
75 sec, 219C
Operating Ratings
Supply Voltage
Junction Temperature Range (T
J
)
8V to 40V
40C to 125C
Electrical Characteristics
range of operation, 40C to 125C. Specifications appearing in normal type apply for T
A
= T
J
= 25C.
LM2676-3.3
Limits appearing in
bold type face
apply over the entire junction temperature
Symbol
Parameter
Conditions
Typical
(Note 3)
3.3
86
Min
Max
(Note 4)
3.366/
3.399
Units
(Note 4)
3.234/
3.201
V
OUT
η
Output Voltage
Efficiency
V
IN
= 8V to 40V, 100mA
≤
I
OUT
≤
3A
V
IN
= 12V, I
LOAD
= 3A
V
%
LM2676-5.0
Symbol
Parameter
Conditions
Typical
(Note 3)
5.0
88
Min
Max
(Note 4)
5.100/
5.150
Units
(Note 4)
4.900/
4.850
V
OUT
η
Output Voltage
Efficiency
V
IN
= 8V to 40V, 100mA
≤
I
OUT
≤
3A
V
IN
= 12V, I
LOAD
= 3A
V
%
LM2676-12
Symbol
Parameter
Conditions
Typical
(Note 3)
12
94
Min
Max
(Note 4)
12.24/
12.36
Units
(Note 4)
11.76/
11.64
V
OUT
η
Output Voltage
Efficiency
V
IN
= 15V to 40V, 100mA
≤
I
OUT
≤
3A
V
IN
= 24V, I
LOAD
= 3A
V
%
LM2676-ADJ
Symbol
Parameter
Conditions
Typ
Min
Max
(Note 4)
Units
(Note 3)
(Note 4)
V
FB
Feedback
Voltage
Efficiency
V
IN
= 8V to 40V, 100mA
≤
I
OUT
≤
3A
V
OUT
Programmed for 5V
V
IN
= 12V, I
LOAD
= 3A
1.21
1.186/
1.174
1.234/
1.246
V
η
88
%
L
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PDF描述 |
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| LM2676T-5.0 | Hermetically sealed high temperature limit switch with Screw termination, Plunger actuation, Double Pole Double Throw (DPDT) Circuitry, 5 A (Resistive) ampere rating at 28 Vdc, Military Part Number MS24594-1 |
| LM2676T-ADJ | SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator |
| LM2677S-12 | Pressure Transducer, Series 19 mm, Uncompensated, Pressure Range: 0 psi to 100 psi, Absolute, 1/4-18 NPT, 10 Vdc excitation |
| LM2677S-3.3 | SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator with Sync |
| LM2677S-5.0 | Pressure Transducer, Series 19 mm, Uncompensated, Pressure Range: 0 psi to 100 psi, Gage, flush mount, 10 Vdc excitation |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM2676S-ADJ/NOPB | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 HIGH EFF 3A 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(fēng)格:SMD/SMT |
| LM2676S-ADJ/NOPB | 制造商:Texas Instruments 功能描述:DC/DC Converter (DC-DC) / Switching Regu |
| LM2676S-ADJEVM | 功能描述:EVALUATION MODULE 制造商:texas instruments 系列:* 零件狀態(tài):在售 標(biāo)準(zhǔn)包裝:1 |
| LM2676S-ADJ-NOPB | 制造商:TI 制造商全稱:Texas Instruments 功能描述:LM2676 SIMPLE SWITCHER?? High Efficiency 3A Step-Down Voltage Regulator |
| LM2676SD-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(fēng)格:SMD/SMT |
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