LP3971SQ-2G16/NOPB National Semiconductor, LP3971SQ-2G16/NOPB Datasheet - Page 12

• Manufacturer Part Number: LP3971SQ-2G16/NOPB
• Description: IC PMU FOR APPL PROCESSORS 40LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LP3971SQ-2G16/NOPB

• Applications: Processor
• Current - Supply: 60µA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-LLP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LP3971SQ-2G16; LP3971SQ-2G16; LP3971SQ-2G16TR

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V
Accuracy
ΔV
I
V
I
TP1
TP2
C
SC
Q
Symbol
OUT
IN
O
_Max
LDO RTC
Unless otherwise noted, V
in normal type apply for T
−40°C to +125°C. (Notes 2, 6, 7) and (Note 10)
OUT
- V
OUT
Output Voltage Accuracy
Line Regulation
Load Regulation
Short Circuit Current Limit
Dropout Voltage
Maximum Quiescent Current
RTC LDO Input Switched from Main
Battery to Backup Battery
RTC LDO Input Switched from
Backup Battery to Main Battery
Output Capacitor
Parameter
J
IN
= 25°C. Limits appearing in boldface type apply over the entire junction temperature range for operation,
= 3.6V, C
IN
= 1.0 μF, C
V
1 mA
V
(Note 11) Load Current = 1 mA
From Main Battery
Load Current = 1 mA to 30 mA
From Backup Battery
V
Load Current = 1 mA to 10 mA
From Main Battery
V
From Backup Battery
Load Current = 10 mA
I
V
V
Capacitance for Stability
ESR
OUT
IN
IN
IN
IN
IN
IN
OUT
Connected, Load Current =
= (V
= 3.0V
= V
Falling
Rising
= 0 mA
= 0.47 µF, C
OUT
OUT
+0.3V to 5.5V
nom + 1.0V) to 5.5V
Conditions
12
OUT
(V
RTC
) = 1.0 μF ceramic. Typical values and limits appearing
2.632
Min
0.7
5
Typ
100
2.8
2.9
3.0
1.0
30
30
2.968
Max
0.15
0.05
375
500
0.5
%/mA
Units
%/V
mΩ
mA
mV
μA
μF
V
V
V