參數(shù)資料
型號: MIC2810
廠商: Micrel Semiconductor,Inc.
英文描述: Digital Power Management IC 2MHz, 600mA DC/DC w/Dual 300mA/300mA Low VIN LDOs
中文描述: 數(shù)字電源管理IC,600mA的直流/直流瓦特2MHz的/雙300mA/300mA低VIN LDO的
文件頁數(shù): 5/18頁
文件大?。?/td> 520K
代理商: MIC2810
Micrel, Inc.
MIC2810
Electrical Characteristics - DC/DC Converter
V
IN
= V
OUTDC/DC
+ 1; EN = V
IN
; EN2 = EN1 = GND; I
OUTDC/DC
= 100mA ;L = 2.2μH; C
OUTDC/DC
= 2.2μF; T
J
= 25°C,
bold
values indicate –40°C to + 125°C; unless noted.
Parameter
Conditions
LOWQ = High (Full Power Mode)
Nominal V
OUT
tolerance
Output Voltage Line Regulation
V
OUT
> 2.4V; V
IN
= V
OUT
+ 300mV to 5.5V, I
LOAD
= 100mA
V
OUT
< 2.4V; V
IN
= 2.7V to 5.5V, I
LOAD
= 100mA
Output Voltage Load Regulation
20mA < I
LOAD
< 600mA
Maximum Duty Cycle
V
FB
0.4V
PWM Switch ON-Resistance
I
SW
= -150mA V
FB
= 1.1V
FB_NOM
NMOS
Oscillator Frequency
Current Limit in PWM Mode
V
FB
= 0.9*V
NOM
LOWQ = Low (Light Load Mode)
Variation from nominal V
OUT
Output Voltage Accuracy
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 50mA
Ripple Rejection
f = up to 1kHz
Current Limit
V
OUT
= 0V
Output Voltage Noise
10Hz to 100KHz
April 2007
5
M9999-041107-B
Min
Typ
Max
Units
Fixed Output Voltages
–2
3
+2
+3
%
%
0.2
%/V
0.1
0.5
0.6
2
1
%
%
100
I
SW
= 150mA V
FB
= 0.7V
FB_NOM
PMOS
1.8
0.75
2.2
1.6
MHz
A
–2
3
+2
+3
0.3
0.6
1.5
220
%
%
%/V
%/V
%
dB
mA
μV
RMS
0.02
0.4
45
120
53
80
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相關代理商/技術參數(shù)
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