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參數(shù)資料
| 型號(hào)： | LM2825 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | Integrated Power Supply 1A DC-DC Converter |
| 中文描述： | 第1A集成電源DC - DC變換器 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 633K |
| 代理商： | LM2825 |
LM2825-12 Electrical Characteristics
(Note 4)
Specifications with standard type face are for T
A
= 25C, and those with
boldface type
apply over
full Operating Tempera-
ture Range
. Test Circuit Figure 2
Symbol
Parameter
Conditions
LM2825-12
Units
(Limits)
Typical
(Note 6)
12.0
Limit
(Note 7)
V
OUT
Output Voltage
15V
≤
V
IN
≤
40V, 0.1A
≤
I
LOAD
≤
0.75A
V
11.52/
11.40
12.48/
12.60
V(min)
V(max)
mV
Line Regulation
15V
≤
V
IN
≤
40V
I
LOAD
= 100 mA
0.1A
≤
I
LOAD
≤
0.75A
V
IN
= 24V
V
IN
= 24V, I
LOAD
= 1A
V
IN
= 24V, I
LOAD
= 0.5A
8.5
Load Regulation
12
mV
Output Ripple Voltage
Efficiency
100
87
mV p-p
%
η
LM2825-ADJ Electrical Characteristics
(Note 5)
Specifications with standard type face are for T
A
= 25C, and those with
boldface type
apply over
full Operating Tempera-
ture Range
. Test Circuit Figure 3
Symbol
Parameter
Conditions
LM2825-ADJ
Typical
(Note 6)
1.230
Units
(Limits)
Limit
(Note 7)
V
ADJ
Adjust Pin Voltage
4.5V
≤
V
IN
≤
40V, 0.1A
≤
I
LOAD
≤
1A
1.23V
≤
V
OUT
≤
8V
V
1.193/
1.180
1.267/
1.280
V(min)
V(max)
%
η
Efficiency
V
IN
= 12V, I
LOAD
= 0.5A
V
OUT
Programmed for 3V. See Circuit of Figure 3
74
LM2825H-ADJ Electrical Characteristics
(Note 5)
Specifications with standard type face are for T
A
= 25C, and those with
boldface type
apply over
full Operating Temperature
Range
. Test Circuit Figure 3
Symbol
Parameter
Conditions
LM2825H-ADJ
Typical
(Note 6)
1.230
Units
(Limits)
Limit
(Note 7)
V
ADJ
Adjust Pin Voltage
9V
≤
V
IN
≤
40V, 0.1A
≤
I
LOAD
≤
0.55A
7V
≤
V
OUT
≤
15V
V
1.193/
1.180
1.267/
1.280
V(min)
V(max)
%
η
Efficiency
V
IN
= 24V, I
LOAD
= 0.5A
V
OUT
Programmed for 12V.
See Circuit of Figure 3
87
3
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LM285-1.2(中文) | Micropower Voltage References(1.2V基準(zhǔn)電壓源) |
| LM285-1.2D | MICROPOWER VOLTAGE REFERENCES |
| LM285LD-2.5 | Voltage Reference |
| LM385BMX-1.2 | Voltage Reference |
| LM385BSM-1.2 | Voltage Reference |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM2825-12 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Integrated Power Supply 1A DC-DC Converter(633.82 k) |
| LM2825-3.3 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Integrated Power Supply 1A DC-DC Converter(633.82 k) |
| LM2825-5.0 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Integrated Power Supply 1A DC-DC Converter(633.82 k) |
| LM2825-ADJ | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Integrated Power Supply 1A DC-DC Converter(633.82 k) |
| LM2825H-ADJ | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Integrated Power Supply 1A DC-DC Converter(633.82 k) |
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