Datasheet

128
42023ES–SAM–07/2013
ATSAM4L8/L4/L2
9.9 Analog Characteristics
9.9.1 Voltage Regulator Characteristics
Table 9-36. VREG Electrical Characteristics in Linear and Switching Modes
Symbol Parameter Conditions Min Typ Max Units
I
OUT
DC output current
(1)
Power scaling mode 0 & 2
1. These values are based on simulation. These values are not covered by test limits in production.
Low power mode (WAIT) 2000 3600 5600
µA
Ultra Low power mode
(RETENTION)
100 180 300
DC output current
(1)
Power scaling mode 1
Low power mode (WAIT) 4000 7000 10000
Ultra Low power mode
(RETENTION)
200 350 600
V
VDDCORE
DC output voltage All modes 1.9 V
Table 9-37. VREG Electrical Characteristics in Linear mode
Symbol Parameter Conditions Min Typ Max Units
V
VDDIN
Input voltage range
I
OUT
=10mA 1.68 3.6
V
I
OUT
=50mA 1.8 3.6
V
VDDCORE
DC output voltage
(1)
Power scaling mode 0 & 2
1. These values are based on characterization. These values are not covered by test limits in production.
I
OUT
= 0 mA 1.777 1.814 1.854
I
OUT
= 50 mA 1.75 1.79 1.83
I
OUT
DC output current
(1)
V
VDDCORE
> 1.65V 100 mA
Output DC load regulation
(1)
Transient load regulation
I
OUT
= 0 to 80mA,
V
VDDIN
= 3V
-34 -27 -19 mV
Output DC regulation
(1)
I
OUT
= 80 mA,
V
VDDIN
= 2V to 3.6V
10 28 48 mV
I
Q
Quescient current
(1)
I
OUT
= 0 mA
RUN and SLEEPx modes
88 107 128 µA
Table 9-38. External components requirements in Linear Mode
Symbol Parameter Technology Typ Units
C
IN1
Input regulator capacitor 1 33
nF
C
IN2
Input regulator capacitor 2 100
C
IN3
Input regulator capacitor 3 10 µF
C
OUT1
Output regulator capacitor 1 100 nF
C
OUT2
Output regulator capacitor 2
Tantalum or MLCC
0.5<ESR<10Ω
4.7 µF
Table 9-39. VREG Electrical Characteristics in Switching mode
Symbol Parameter Conditions Min Typ Max Units
V
VDDIN
Input voltage range V
VDDCORE
= 1.65V, I
OUT
=50mA 2.0 3.6
V
V
VDDCORE
DC output voltage
(1)
Power scaling mode 0 & 2
I
OUT
= 0 mA 1.75 1.82 1.87
I
OUT
= 50 mA 1.66 1.71 1.79