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參數(shù)資料
| 型號(hào)： | LP5551SQX |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 模擬信號(hào)調(diào)理 |
| 英文描述： | PowerWise⑩ Technology Compliant Energy Management Unit |
| 中文描述： | SPECIALTY ANALOG CIRCUIT, QCC36 |
| 封裝： | LLP-36 |
| 文件頁(yè)數(shù)： | 6/32頁(yè) |
| 文件大?。?/td> | 3081K |
| 代理商： | LP5551SQX |
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Symbol
Δ
V
OUT
Parameter
Conditions
2.7 V
≤
V
DD_A, _D
, V
PVDD1,2
≤
5.5 V,
I
OUT
= 50 mA
V
DD_A, _D
, V
PVDD1,2
= 3.6 V, 1 mA
≤
I
OUT
≤
100 mA
3.6 V
≤
V
DD_A, _D
, V
PVDD1,2
≤
3.9 V,
TRISE,FALL = 10 μs
V
DD_A, _D
, V
PVDD1,2
= 3.6 V,
10 mA
≤
I
OUT
≤
90 mA,
T
RISE,FALL
= 100 ns
10 Hz
≤
f
≤
100 kHz,
C
OUT
= 2.2 μF
f = 1 kHz,
C
OUT
= 2.2 μF
f = 10 kHz,
C
OUT
= 2.2 μF
0 mA
≤
I
OUT
≤
100 mA
Min
-0.083
Typ
Max
0.316
Units
%/V
Line Regulation
Load Regulation
-0.013
0.013
%/mA
Line Transient Regulation
27
mV
Load Transient Regulation
86
mV
eN
Output Noise Voltage
0.103
mVRM
S
PSRR
Power Supply Ripple Rejection
Ratio
56
dB
36
dB
C
OUT
Output Capacitance
Output Capacitor ESR
1
2.2
20
μF
5
500
m
μs
t
START-UP
Start-Up Time from Shut-down
C
OUT
= 1 μF,
I
OUT
= 100 mA
54
LDO2 (I/O Voltage) Characteristics
V. Typical values and limits appearing in normal type apply for TJ = 25°C. Limits appearing in boldface type apply over the entire
junction temperature range for operation, -40 to +125°C. (Notes 2, 7, 8)
Unless otherwise noted, V
DD_A, _D
, V
PVDD1,2
RESETN, ENABLE = 3.6
Symbol
V
OUT
Accuracy Output Voltage
Parameter
Conditions
I
OUT
= 125 mA,
V
OUT
= 3.3 V,
3.6 V
≤
V
DD_A, _D
≤
5.5 V
1.5-2.3 V =100 mV step, 2.5 V, 2.8 V,
3.0 V and 3.3 V
3.6 V
≤
V
DD_A, _D
, V
PVDD1,2
≤
5.5 V
V
OUT
= 0V
I
OUT
= 125 mA
I
OUT
= 0 mA (Note 11)
3.6 V
≤
V
DD_A, _D
≤
5.5 V,
I
OUT
= 125 mA
V
DD_A, _D
, V
PVDD1,2
= 3.6 V, 1 mA
≤
I
OUT
≤
250 mA
3.6 V
≤
V
DD_A, _D
, V
PVDD1,2
≤
3.9 V,
T
RISE,FALL
= 10 us
V
DD_A, _D
, V
PVDD1,2
= 3.6 V,
25 mA
≤
I
OUT
≤
225 mA,
T
RISE,FALL
= 100 ns
10 Hz
≤
f
≤
100 kHz,
C
OUT
= 4.7 μF
f = 1 kHz,
C
OUT
= 4.7 μF
f = 10 kHz,
C
OUT
= 4.7 μF
Min
-3.7%
Typ
3.3
Max
2.8%
Units
V
V
OUT
Range
Programmable Output Voltage
Range
Rated Output Current
1.5
3.3
3.3
V
I
OUT
0
250
mA
Output Current Limit
615
192
Dropout Voltage(Note 10)
65
mV
I
Q
Δ
V
OUT
Quiescent Current
55
μA
Line Regulation
-0.08
0.312
%/V
Load Regulation
-0.018
0.018
%/mA
Line Transient Regulation
24
mV
Load Transient Regulation
246
mV
eN
Output Noise Voltage
0.120
mVRM
S
PSRR
Power Supply Ripple Rejection
Ratio
46
dB
34
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|---|---|
| LP5551SQX/NOPB | 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel |
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| LP5552TL/NOPB | 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel |
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