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MIC2800-1.8/1.5/2.8YML 参数 Datasheet PDF下载

MIC2800-1.8/1.5/2.8YML图片预览
型号: MIC2800-1.8/1.5/2.8YML
PDF下载: 下载PDF文件 查看货源
内容描述: 数字电源管理IC为2MHz , 600毫安DC / DC W /双路,300mA / 300mA低压LDO的VIN [Digital Power Management IC 2MHz, 600mA DC/DC w/Dual 300mA/300mA Low VIN LDOs]
分类和应用:
文件页数/大小: 20 页 / 507 K
品牌: MICREL [ MICREL SEMICONDUCTOR ]
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Micrel, Inc.
MIC2800
Typical Characteristics (DC/DC PWM Mode)
DC/DC 1.87V
OUT
Efficiency
100
95
90
85
80
75
70
65
60
55
50
0
L = 2.2µH
C
OUT
= 2.2µF
/LowQ = V
IN
100 200 300 400 500 600
OUTPUT CURRENT (mA)
3V
3.6V
4.2V
DC/DC 1.8V
OUT
Efficiency
100
95
90
85
80
75
70
65
60
55
50
0
L = 2.2µH
C
OUT
= 2.2µF
/LowQ = V
IN
100 200 300 400 500 600
OUTPUT CURRENT (mA)
1400
DC/DC Current Limit
vs. Temperature
3V
3.6V
4.2V
1200
1000
800
600
400
200
0
C
OUT
= 2.2µF
C
BYP
= 0.1µF
/LowQ = V
IN
EN1 = EN2 = V
IN
20 40 60 80
TEMPERATURE (°C)
1000
950
900
850
800
750
700
650
600
550
DC/DC Enable Threshold
vs. Supply Voltage
100
95
90
85
80
75
70
65
60
DC/DC Turn-On Delay
vs. Supply Voltage
ON
OFF
500
2.7
C
OUT
= 2.2µF
/LowQ = V
IN
3.4
4.1
4.8
5.5
SUPPLY VOLTAGE (V)
55
50
2.7
C
OUT
= 2.2µF
/LowQ = V
IN
3.2 3.7 4.2 4.7 5.2
SUPPLY VOLTAGE (V)
September 2007
8
M9999-090507-C