參數(shù)資料
型號： LP5551SQ
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 模擬信號調(diào)理
英文描述： PowerWise⑩ Technology Compliant Energy Management Unit
中文描述： SPECIALTY ANALOG CIRCUIT, QCC36
封裝： LLP-36
文件頁數(shù)： 5/32頁
文件大?。?/td> 3081K
代理商： LP5551SQ
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.
VDD_A, VDD_D, PVDD1, and
PVDD2
LDO1, LDO2, LDO3, LDO4,
VNWELL to GND, VPwell, ENABLE,
RESETN, FB1, FB2, SW_AVS,
SW_DVS,GP0, GP1, GP2, and GP3
SPWI, SCLK, PWROK
GND, PGND1, PGND2, to GND
SLUG
Junction Temperature (TJ-MAX)
Storage Temperature Range
Maximum Continuous Power
Dissipation (PD-MAX) (Note 5)
General Electrical Characteristics
3.6V. 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, 9)
-0.3 to + 6.0V
-0.3 to VDD_A + 0.3V
-0.3 to VDD_D + 0.3V
±0.3V
150°C
-65°C to 150°C
TBD W
Maximum Lead Temperature
(Soldering)
ESD Rating (Note 3)
Human Body Model:
All pins
(Note 4)
2.0kV
Operating Ratings
(Notes 1, 2)
VDD_A, VDD_D, PVDD1, and PVDD2
Junction Temperature (T
J
) Range
Ambient Temperature (T
A
) Range(Note
5)
2.7 V to 5.5 V
40°C to +125°C
40°C to +85°C
Thermal Properties
(Note 6)
Junction-to-Ambient Thermal
Resistance (
θ
JA
)
39.8°C/W
Unless otherwise noted, V
DD_A, _D
, V
PVDD1,2
, RESETN, ENABLE =
Symbol
I
Q
Parameter
Shutdown Supply current
Conditions
V
DD_A, _D
, P
VDD1,2
= 3.6 V, all circuits
off.
-40°C
≤
TJ
≤
125°C
V
DD_A, _D
, P
VDD1,2
= 3.6 V, all circuits
off.
-40°C
≤
TJ
≤
85°C
V
DD_A, _D
,V
PVDD1,2
= 3.6 V, LDO3 on,
LDO2 on (no load). All other circuits
off.
V
DD_A, _D
, V
PVDD1,2
= 3.6 V, all outputs
on, no load
Min
Typ
0.44
Max
4
Units
μA
1
12
μA
Sleep State Supply Current
135
186
μA
Acitve State Supply Current
431
742
μA
UVLO high
Under Voltage Lockout, high
threshold
Under Voltage Lockout, low
threshold
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
2.7
UVLO low
2.5
T
SD
160
10
°C
LDO1 (PLL/Fixed Voltage) Characteristics
ENABLE = 3.6V. 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,
Symbol
V
OUT
Accuracy
Parameter
Conditions
I
OUT
= 50 mA,
V
OUT
= 1.2 V,
2.7 V
≤
V
DD_A, _D
, V
PVDD1,2
≤
5.5 V
Programming Resolution=100 mV
Min
-3.5%
Typ
1.2
Max
3.1%
Units
V
Output Voltage
V
OUT
Range
Programmable Output Voltage
Range
Rated Output Current
0.7
1.2
2.2
V
I
OUT
2.7 V
≤
V
DD_A, _D
,P
VDD1,2
≤
5.5 V
V
OUT
= 0 V
I
OUT
= 0 mA(Note 11)
0
100
mA
Output Current Limit
347
I
Q
Quiescent Current
35
μA
5
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