Micrel, Inc.
MIC2800
Electrical Characteristics - LDO2
V
IN
= V
OUTLDO2
+ 1.0V; EN1 = GND; EN2 = V
IN
; C
OUT2
= 2.2µF; I
OUTLDO2
= 100µA; T
J
= 25°C,
bold
values indicate
–40°C< T
J
< +125°C; unless noted.
Parameter
Conditions
Min
-2.0
-3.0
0.02
0.20
0.25
0.40
70
94
142
75
40
550
25
Typ
Max
+2.0
+3.0
0.3
0.6
Units
%
%
%/V
%
%
%
mV
mV
mV
dB
dB
mA
µV
RMS
%
%
%/V
%
mV
mV
dB
dB
mA
LOWQ = High (Full Power Mode)
Output Voltage Accuracy
Variation from nominal V
OUT
Variation from nominal V
OUT
; -40°C to +125°C
Line Regulation
V
IN
= V
OUT
+1V to 5.5V; I
OUT
= 100µA
Load Regulation
I
OUT
= 100µA to 150mA
I
OUT
= 100µA to 200mA
I
OUT
= 100µA to 300mA
I
OUT
= 150mA
I
OUT
= 200mA
I
OUT
= 300mA
f = up to 1kHz; C
OUT
= 2.2µF; C
BYP
= 0.1µF
f = 20kHz; C
OUT
= 2.2µF; C
BYP
= 0.1µF
V
OUT
= 0V
C
OUT
= 2.2µF, C
BYP
=0.1µF, 10Hz to 100kHz
1.5
Dropout Voltage
300
Ripple Rejection
Current Limit
Output Voltage Noise
400
850
LOWQ = Low (Light Load Mode)
Output Voltage Accuracy
Variation from nominal V
OUT
Variation from nominal V
OUT
; -40°C to +125°C
Line Regulation
V
IN
= V
OUT
+1V to 5.5V
Load Regulation
Dropout Voltage
Ripple Rejection
Current Limit
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
-3.0
-4.0
0.02
0.2
22
75
55
85
I
OUT
= 100µA to 10mA
I
OUT
= 10mA
f = up to 1kHz; C
OUT
= 2.2µF; C
BYP
= 0.1µF
f = 20kHz; C
OUT
= 2.2µF; C
BYP
= 0.1µF
V
IN
= 2.7V; V
OUT
= 0V
+3.0
+4.0
0.3
0.6
1.0
35
50
50
125
3. The maximum allowable power dissipation of any T
A
(ambient temperature) is P
D(max)
= (T
J(max)
– T
A
) /
θ
JA
. Exceeding the maximum allowable power
dissipation will result in excessive die temperature, and the regulator will go into thermal shutdown.
4. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
5. Specification for packaged product only.
6. V
OUT
denotes the highest of the three output voltage plus one volt.
September 2007
7
M9999-090507-C
MICREL [ MICREL SEMICONDUCTOR ]
