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參數資料
| 型號： | LD2981 |
| 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(帶禁止的低壓差電壓穩(wěn)壓器) |
| 中文描述： | 非常低壓降穩(wěn)壓器與抑制（帶禁止的低壓差電壓穩(wěn)壓器） |
| 文件頁數： | 2/11頁 |
| 文件大?。?/td> | 161K |
| 代理商： | LD2981 |
ABSOLUTE MAXIMUM RATING
Symbol
V
IN
DC InputVoltage
V
INH
INHBITInput Voltage
I
o
OutputCurrent
P
tot
Power Dissipation
T
stg
StorageTemperature Range
T
op
Operating Junction TemperatureRange
Parameter
Value
16
16
Unit
V
V
mA
Internally limited
Internally limited
- 55 to 150
- 40 to 125
mW
o
C
o
C
ORDERING NUMBERS
”AB” VERSION
”C” VERSION
Output Voltage
LD2981ABM28TR
LD2981ABM30TR
LD2981ABM32TR
LD2981ABM33TR
LD2981ABM38TR
LD2981ABM48TR
LD2981ABM50TR
LD2981CM28TR
LD2981CM30TR
LD2981CM32TR
LD2981CM33TR
LD2981CM38TR
LD2981CM48TR
LD2981CM50TR
2.85 V
3.0 V
3.2 V
3.3 V
3.8 V
4.85 V
5.0 V
APPLICATION CIRCUIT
SOT23-5L
SYMBOL
NAME AND FUNCTION
PIN
NUMBER
V
IN
GND
Input Voltage
1
Ground
2
INHIBIT
Control Switch
ON/OFF(*)
3
NC
Not to be connected
4
V
OUT
Output Voltage
5
(*) Disable the device when connected to GND or toa positive
voltage less than0.18V
CONNECTION DIAGRAM
(top view)
THERMALDATA
Symbol
Parameter
Value
Unit
o
C/W
R
thj-case
Thermal Resistance Junction-case
81
LD2981
2/11
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| LD2982AXX15 | VERY LOW DROP AND LOW NOISE VOLTAGE REGULATO WITH INHIBIT FUNCTION |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LD2981ABM18TR | 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 |
| LD2981ABM25TR | 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 |
| LD2981ABM28TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| LD2981ABM30TR | 功能描述:低壓差穩(wěn)壓器 - LDO 3.0V 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 |
| LD2981ABM32TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
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