Micrel, Inc.
MIC2810
 
 
February 2008 
6
M9999-022008-C
 
Electrical Characteristics  LDO1/LDO2
V
IN1
= V
IN2
= V
OUTLDO1
+ 1.0V or V
IN1
= V
IN2
= V
OUTLDO2
+ 1.0V; EN = GND; EN1 = EN2 = V
IN1
= V
IN2
; C
LDO1
= C
LDO2
= 2.2礔;
I
OUTLDO1
 = 100礎; T
J
 = 25癈, bold values indicate 40癈<
 T
J
 <
 +125癈; unless noted.
Parameter
Conditions
Min    Typ    Max    Units
LOWQ = High (Full Power Mode)
Variation from nominal V
OUT
 
2          +2     %
Output Voltage Accuracy
Variation from nominal V
OUT
; 40癈 to +125癈
3          +3     %
Line Regulation
V
IN
 = V
OUT
 +1V to 5.5V
 
     0.02    0.3
0.6
%/V
Load Regulation
I
OUT
 = 100礎 to 150mA
I
OUT
 = 100礎 to 200mA
I
OUT
 = 100礎 to 300mA
     0.20
0.25
0.40
 
 
1.5
%
%
%
Dropout Voltage
 
I
OUT
 = 150mA
I
OUT
 = 200mA
I
OUT
 = 300mA
     70
94
142
 
 
300
mV
mV
mV
Ripple Rejection
f = up to 1kHz
     35          dB
Current Limit
V
OUT
 = 0V
400    600    850    mA
Output Voltage Noise
10Hz to 100kHz
     91          礦
RMS
 
LOWQ = Low (Light Load Mode)
Variation from nominal V
OUT
 
3          +3     %
Output Voltage Accuracy
Variation from nominal V
OUT
; 40癈 to +125癈
4          +4     %
Line Regulation
V
IN
 = V
OUT
 +1V to 5.5V
 
     0.02    0.3
0.6
%/V
Load Regulation
I
OUT
 = 100礎 to 10mA
     0.2    1.0     %
Dropout Voltage
I
OUT
 = 10mA
     22     35 
50
mV
mV
Ripple Rejection
f = up to 1kHz
      35          dB
Current Limit
V
IN
 = 2.7V; V
OUT
 = 0V
50    85    125    mA
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. The maximum allowable power dissipation of any T
A
 (ambient temperature) is P
D(max)
 = (T
J(max)
  T
A
) / ?/DIV>
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.
 
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