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參數(shù)資料
| 型號： | LT1175 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | 500mA Negative Low Dropout Micropower Regulator(500mA,F負輸出，低壓差，微功耗穩(wěn)壓器) |
| 中文描述： | 500mA的低壓差微負穩(wěn)壓器（500mA的，女負輸出，低壓差，微功耗穩(wěn)壓器） |
| 文件頁數(shù)： | 4/12頁 |
| 文件大小： | 124K |
| 代理商： | LT1175 |
4
LT1175
TYPICAL PERFOR
M
A
CE CHARACTERISTICS
U
Typical Current Limit
Characteristics
INPUT-TO-OUTPUT DIFFERENTIAL VOLTAGE (V)
0
C
0.6
0.5
0.4
0.3
0.2
0.1
0
5
10
15
20
1175 G02
25
CURVES REPRE-
SENT MINIMUM
GUARANTEED
LIMITS AT ALL
TEMPERATURES
I
LIM2
, I
LIM4
OPEN
I
LIM4
TIED TO V
IN
I
LIM2
TIED TO V
IN
I
LIM2
, I
LIM
TIED TO V
IN
Guaranteed Current Limit
JUNCTION TEMPERATURE (
°
C)
–50
V
5.05
5.00
4.95
3.84
3.80
3.76
0
50
75
1175 G03
–25
25
100
125
OUTPUT
FIXED 5V PART
FEEDBACK VOLTAGE
ADJUSTABLE PART
Output Voltage Temperature Drift
Minimum Input-to-Output Voltage
OUTPUT CURRENT (A)
0
I
1.0
0.8
0.6
0.4
0.2
0
0.2
0.4
0.5
1175 G04
0.1
0.3
0.6
0.7
T
J
= 25
°
C
V
REDUCED
UNTIL OUTPUT
VOLTAGE
DROPS 1%
I
LIM2
, I
LIM4
OPEN
I
LIM2
, I
LIM4
TIED TO V
IN
I
TIED
TO V
IN
I
LIM2
TIED
TO V
IN
Minimum Input-to-Output Voltage
TEMPERATURE (
°
C)
–50
C
100
80
60
40
20
0
0
50
75
1175 G06
–25
25
100
125
OUTPUT CURRENT (A)
0
I
1.0
0.8
0.6
0.4
0.2
0
0.2
0.4
0.5
1175 G05
0.1
0.3
0.6
0.7
V
REDUCED UNTIL OUTPUT
VOLTAGE DROPS 1%.
I
LIM2
, I
LIM4
TIED TO V
IN
T
J
= 125
°
C
T
J
= –55
°
C
T
J
= 25
°
C
SENSE Bias Current
(Adjustable Part)
INPUT-TO-OUTPUT DIFFERENTIAL VOLTAGE (V)
0
C
1.0
0.8
0.6
0.4
0.2
0
20
1175 G01
5
10
15
25
I
LIM2
, I
LIM
TIED TO V
IN
I
LIM2
, I
LIM4
OPEN
I
LIM4
TIED TO V
IN
I
LIM2
TIED TO V
IN
CURRENT LIMIT CHANGES ONLY SLIGHTLY
WITH TEMPERATURE SO CURVES ARE
REPRESENTATIVE OF ALL TEMPERATURES
Shutdown Thresholds
Shutdown Input Current
SHDN Pin Characteristics
SHUTDOWN TO GROUND VOLTAGE (V)
–25 –20
–10
0
P
μ
A
15
10
5
0
–5
–10
15
1175 G09
–15
–5
10
20
5
25
V
= 25V
CHARACTERISTICS DO NOT
CHANGE SIGNIFICANTLY WITH
TEMPERATURE, SO A SINGLE
CURVE IS SHOWN. POSITIVE
CURRENT FLOWS INTO
SHDN PIN
IF SHDN PIN IS NEGATIVE WITH
RESPECT TO INPUT VOLTAGE AND
INPUT VOLTAGE IS LESS THAN 15V,
NEGATIVE BREAKOVER POINT WILL
BE ABOUT 8V BELOW –V
IN
TEMPERATURE (
°
C)
–50
T
2.5
2.0
1.5
1.0
0.5
0
0
50
25
75
1175 G08
–25
100
125
POSITIVE THRESHOLD
NEGATIVE THRESHOLD
DEVICE IS OFF
BELOW THRESHOLD
INPUT VOLTAGE (V)
0
I
μ
A
25
20
15
10
5
0
20
1175 G07
5
10
15
25
T
J
= 125
°
C
T
J
= –55
°
C
T
J
= 25
°
C
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相關代理商/技術參數(shù) |
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| LT1175_05 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:500mA Negative Low Dropout Micropower Regulator |
| LT1175_10 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:500mA Negative Low Dropout Micropower Regulator |
| LT1175-5 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Precision Micropower RMS-to-DC Converter |
| LT1175C | 制造商:LINER 制造商全稱:Linear Technology 功能描述:500mA Negative Low Dropout Micropower Regulator |
| LT1175CN8 | 功能描述:IC REG LDO NEG ADJ .5A 8-DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:800 系列:- 穩(wěn)壓器拓撲結構:正，固定式 輸出電壓:2.5V 輸入電壓:最高 16V 電壓 - 壓降（標準）:0.7V @ 4A 穩(wěn)壓器數(shù)量:1 電流 - 輸出:4A 電流 - 限制（最小）:4.2A 工作溫度:0°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:TO-263-6，D²Pak（5 引線+接片），TO-263BA 供應商設備封裝:TO-263-5 包裝:帶卷 (TR) 其它名稱:AP1184K525L-13AP1184K525LDITR |
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