參數(shù)資料
型號： MIC2205
廠商： Micrel Semiconductor,Inc.
英文描述： 2MHz PWM Synchronous Buck Regulator with LDO Standby Mode
中文描述： 2MHz的PWM同步降壓穩(wěn)壓器與LDO的待機模式
文件頁數(shù)： 5/16頁
文件大小： 453K
代理商： MIC2205
Micrel, Inc.
MIC2205
Typical Characteristics – PWM Mode
April 2005
5
M9999-041105
www.micrel.com
-20
1E+2
-10
0
10
20
30
40
50
60
70
80
1E+3
FREQUENCY (Hz)
1E+4
1E+5
1E+6
G
Bode Plot
V
IN
= 3.6V
V
= 1.8V
L = 2.2 H
C
OUT
= 2.2 F
C
FF
= 120pF
Phase
Gain
-36
-18
0
18
36
54
72
90
108
126
144
P
50
55
60
65
70
75
80
85
90
95
100
0
100
200
300
400
E
OUTPUT CURRENT (mA)
2.5V
OUT
Efficiency
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 3V
50
55
60
65
70
75
80
85
90
95
100
0
100 200 300 400 500 600
OUTPUT CURRENT (mA)
E
1.8V
OUT
Efficiency
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 3V
50
55
60
65
70
75
80
85
90
95
0
100
200
300
400
E
OUTPUT CURRENT (mA)
1.5V
OUT
Efficiency
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 3V
50
55
60
65
70
75
80
85
90
95
0
100
200
300
400
E
OUTPUT CURRENT (mA)
1.38V
OUT
Efficiency
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 3V
50
55
60
65
70
75
80
85
90
95
0
100
200
300
400
E
OUTPUT CURRENT (mA)
1.2V
OUT
Efficiency
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 3V
50
55
60
65
70
75
80
85
90
0
100 200 300 400 500 600
OUTPUT CURRENT (mA)
E
1.0V
OUT
Efficiency
V
IN
= 3V
V
IN
= 3.6V
V
IN
= 4.2V
0.990
0.992
0.994
0.996
0.998
1.000
1.002
1.004
1.006
1.008
1.010
0
100
200
300
400
F
OUTPUT CURRENT (mA)
Load Regulation
V
= 3.6V
LowQ = V
IN
0
2.7
100
200
300
400
500
600
700
800
900
3.4
4.1
4.8
5.5
Q
SUPPLY VOLTAGE (V)
Quiescent Current
vs. Supply Voltage
V
IN
= 3.6V
V
FB
= 0.9V
1.8
1.85
1.9
1.95
2
2.05
2.1
2.15
2.2
-40 -20 0
20 40 60 80 100120
TEMPERATURE (°C)
F
Frequency
vs. Temperature
V
IN
= 3.6V
0
2.7
200
400
600
800
1000
1200
3.4
4.1
4.8
5.5
C
SUPPLY VOLTAGE (V)
Peak Current Limit
vs. Supply Voltage
LowQ = V
IN
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
2.7
3.4
4.1
4.8
5.5
E
SUPPLY VOLTAGE (V)
Enable Threshold
vs. Supply Voltage
LowQ = V
IN
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MIC2205_06 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:2MHz PWM Synchronous Buck Regulator with LDO Standby Mode
MIC2205-1.38YML 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:2MHz PWM Synchronous Buck Regulator with LDO Standby Mode
MIC2205-1.38YML TR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2MHz Synchronous Buck Regulator (Lead Free) RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MIC2205-1.3YML 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:2MHz PWM Synchronous Buck Regulator with LDO Standby Mode
MIC2205-1.3YML TR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2MHz Synchronous Buck Regulator (Lead Free) RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
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