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參數(shù)資料
| 型號(hào)： | LP3988IMF-2.6 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator With Power Good |
| 中文描述： | 2.6 V FIXED POSITIVE LDO REGULATOR, 0.15 V DROPOUT, PDSO5 |
| 封裝： | SOT-23, 5 PIN |
| 文件頁(yè)數(shù)： | 4/11頁(yè) |
| 文件大小： | 292K |
| 代理商： | LP3988IMF-2.6 |
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
V
IN
V
OUT
, V
EN
, PowerGood(applies
only to micro SMD)
Junction Temperature
Storage Temperature
Lead Temp, Pad Temp.
Power Dissipation (Note 3)
SOT23-5
micro SMD
0.3 to 6.5V
0.3V to (V
IN
+0.3V),
with 6V max
150C
65C to +150C
235C
364mW
355mW
ESD Rating (Note 4)
Human Body Model
Machine Model
SOT23-5 (Note 13)
micro SMD
2kV
150V
200V
Operating Ratings
(Notes 1, 2)
V
IN
(Note 15)
V
OUT
, V
EN
Junction Temperature
Junction-to-Ambient Thermal
Resistance (
θ
JA
)
SOT23-5
micro SMD
Maximum Power Dissipation (Note 5)
SOT23-5
micro SMD
2.5V to 6V
0 to V
IN
40C to +125C
220
o
C/W
255
o
C/W
250mW
244mW
Electrical Characteristics
Unless otherwise specified: V
= 1.8V, V
= V
+ 0.5V, C
= 1 μF, I
= 1mA, C
= 1 μF. Typical values and limits
appearing in standard typeface are for T
= 25C. Limits appearing in
boldface type
apply over the entire junction temperature
range for operation, 40C to +125C. (Note 6) (Note 7)
Symbol
Parameter
Conditions
Typ
Limit
Units
Min
2
3
3.5
-3
0.15
0.2
Max
2
3
3.5
3
0.15
0.2
0.005
0.007
V
OUT
Output Voltage
Tolerance
20C
%
T
J
%
125C, SOT23-5
40C
%
T
J
%
125C, SOT23-5
40C
%
T
J
%
125C, micro SMD
% of
V
OUT(nom)
Line Regulation Error
V
IN
= V
OUT (NOM)
+ 0.5V to 6.0V
%/V
Load Regulation Error
(Note 8)
I
OUT
= 1 mA to 150 mA
%/mA
PSRR
Power Supply Rejection Ratio
V
IN
= V
OUT(nom)
+ 1V,
f = 1 kHz,
I
OUT
= 50 mA (
Figure 3
)
V
IN
= V
OUT(nom)
+ 1V,
f = 10 kHz,
I
OUT
= 50 mA (
Figure 3
)
V
EN
= 1.4V, I
OUT
= 0 mA
V
EN
= 1.4V, I
OUT
= 0 to 150 mA
V
EN
= 0.4V
I
OUT
= 1 mA
I
OUT
= 150 mA
65
dB
45
I
Q
Quiescent Current
85
140
0.003
1
80
120
200
1.0
5
115
150
μA
Dropout Voltage (Note 9)
mV
I
SC
e
n
Short Circuit Current Limit
Output Noise Voltage
(Note 10)
BW = 10 Hz to 100 kHz,
C
OUT
= 1μF
Capacitance (Note 11)
ESR (Note 11)
600
220
mA
μVrms
C
OUT
Output Capacitor
1
5
20
500
μF
m
C
C
TSD
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Enable Control Characteristics (Note 12)
I
EN
Maximum Input Current at EN
160
20
V
EN
= 0 and V
IN
= 6.0V
0.1
μA
L
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|---|---|
| LP3988IMF-3.0 | 功能描述:低壓差穩(wěn)壓器 - LDO 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3988IMF-3.0/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO 150Ma Adj CMOS LDO Regulator W/ Flag 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3988IMF-3.3 | 功能描述:低壓差穩(wěn)壓器 - LDO 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3988IMF-3.3/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3988IMF-3.3/NOPB | 制造商:Texas Instruments 功能描述:Voltage Regulator IC |
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