參數資料
型號： LD2981ABXX47
廠商： 意法半導體
元件分類： 基準電壓源/電流源
英文描述： VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT LOW ESR OUTPUT CAPACITORS COMPATIBLE
中文描述： 極低降穩(wěn)壓器低ESR輸出電容器兼容與抑制研究
文件頁數： 7/17頁
文件大小： 414K
代理商： LD2981ABXX47
LD2981 SERIES
7/17
(NOTE 1): For Vo < 2.5V dropout voltage can be calculated according to the minimum input voltage in full temperature range.
V
O
Line Regulation
V
O(NOM)
+ 1 < V
IN
< 16 V
T
J
= -40 to 125
°C
I
O
= 0
I
O
= 0
I
O
= 1 mA
I
O
= 1 mA
I
O
= 25 mA
I
O
= 25 mA
I
O
= 100 mA
I
O
= 100 mA
V
INH
< 0.3 V
V
INH
< 0.15 V
I
O
= 0
I
O
= 0
I
O
= 1mA
I
O
= 1mA
I
O
= 25mA
I
O
= 25mA
I
O
= 100mA
I
O
= 100mA
R
L
= 0
C
O
= 10
μ
F
LOW = Output OFF
I
O
= 1 mA
0.003
0.014
0.032
%/V
I
Q
Quiescent Current
ON MODE
80
100
150
μA
T
J
= -40 to 125
°C
100
150
200
T
J
= -40 to 125
°C
250
400
800
T
J
= -40 to 125
°C
1000
1300
2600
T
J
= -40 to 125
°C
OFF MODE
0.8
2
T
J
= -40 to 125
°C
V
DROP
Dropout Voltage (NOTE 1)
1
3
5
mV
T
J
= -40 to 125
°C
7
10
15
T
J
= -40 to 125
°C
70
100
150
T
J
= -40 to 125
°C
180
250
375
T
J
= -40 to 125
°C
I
SC
SVR
V
INH
V
INL
I
INH
Short Circuit Current
Supply Voltage Rejection
Inhibit Input Logic Low
150
63
mA
dB
V
f = 1KHz
T
J
= -40 to 125
°C
T
J
= -40 to 125
°C
0.18
Inhibit Input Logic High
HIGH = Output ON
1.6
V
Inhibit Input Current
V
INH
= 0V
V
INH
= 5V
B
W
= 300 Hz to 50 KHz
T
J
= -40 to 125
°C
T
J
= -40 to 125
°C
0
-1
μ
A
5
15
e
N
Output Noise Voltage
Thermal Shutdown
C
O
= 10
μ
F
160
170
μ
V
RMS
°C
T
SHDN
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
相關PDF資料
PDF描述
LD2981ABXX48 VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT LOW ESR OUTPUT CAPACITORS COMPATIBLE
LD2981ABXX50 VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT LOW ESR OUTPUT CAPACITORS COMPATIBLE
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相關代理商/技術參數
參數描述
LD2981ABXX48 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT LOW ESR OUTPUT CAPACITORS COMPATIBLE
LD2981ABXX50 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Ultra low drop voltage regulators with inhibit low ESR output capacitors compatible
LD2981CM15TR 功能描述:低壓差穩(wěn)壓器 - LDO Low drop fixed/adj positive voltage reg RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LD2981CM18TR 功能描述:低壓差穩(wěn)壓器 - LDO 1.8V 100mA Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LD2981CM25TR 功能描述:低壓差穩(wěn)壓器 - LDO 2.5V 100mA Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
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