参数资料
型号: MIC2182-5.0YM
厂商: Micrel Inc
文件页数: 5/28页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 16-SOIC
标准包装: 48
PWM 型: 电流模式
输出数: 1
频率 - 最大: 330kHz
占空比: 86%
电源电压: 4.5 V ~ 32 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
包装: 管件
产品目录页面: 1092 (CN2011-ZH PDF)
其它名称: 576-2158
MIC2182-5.0YM-ND
MIC2182
Micrel
Parameter
Condition
Min
Typ
Max
Units
Reference Output (Fixed Versions Only)
Reference Voltage
Reference Line Regulation
Reference Load Regulation
6V < V IN < 32V
0 μ A < I REF < 100 μ A
1.220
1.245
1
2
1.270
V
mV
mV
Enable/UVLO
Enable Input Threshold
UVLO Threshold
Enable Input Current
V EN/UVLO = 5V
0.6
2.2
1.1
2.5
0.1
1.6
2.8
5
V
V
μ A
Soft Start
Soft-Start Current
V SS = 0V
– 3.5
– 5
– 6.5
μ A
Current Limit
Current-Limit Threshold Voltage
V CSH = V OUT
75
100
135
mV
Error Amplifier
Error Sense Amplifier Gain
Current Amp
Current Sense Amplifier Gain
Oscillator Section
20
2.0
Oscillator Frequency
Maximum Duty Cycle
Minimum On-Time
SYNC Threshold Level
SYNC Input Current
SYNC Minimum Pulse Width
SYNC Capture Range
V OUT = V OUT(nominal) + 200mV
V SYNC = 5V
Note 6
270
0.7
200
330
300
86
140
1.3
0.1
330
250
1.9
5
kHz
%
ns
V
μ A
ns
kHz
Frequency Foldback Threshold
measured at VOUT pin
0.75
0.95
1.15
V
Foldback Frequency
Gate Drivers
60
kHz
Rise/Fall Time
C L = 3000pF
60
ns
Output Driver Impedance
Driver Nonoverlap Time
source
sink
5
3.5
80
8.5
6
?
?
ns
PWM Input
PWM Input Current
V PWM = 0V
– 10
μ A
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Note 6.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
25 ° C limits are 100% production tested. Limits over the operating temperature range are guaranteed by design and are not production tested.
V IN > 1.3 × V OUT (for the feedback voltage reference and output voltage line and total regulation).
See applications information for limitations on the maximum operating frequency.
April 22, 2004
5
M9999-042204
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