MIC2546(2000) Ver la hoja de datos (PDF) - Micrel
Número de pieza
componentes Descripción
Fabricante
MIC2546 Datasheet PDF : 12 Pages
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MIC2546/2547
Typical Characteristics
Output On-Resistance
vs. Supply Voltage
100
90
80
TA = 27°C
70
60
50
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
On-State Supply Current
vs. Temperature
280
240
200
160
120
5.0V 3.3V
80
40
2.7V
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Enable Threshold Voltage
vs. Supply Voltage
2.0
1.9
TA = 27°C
1.8
1.7
VEN RISING
1.6
1.5
1.4
VEN FALLING
1.3
1.2
1.1
1.0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
Output Fall Time
vs. Temperature
2.5
RL = 44Ω
2.0
2.7V
1.5
3.3V
1.0
5.0V
0.5
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
MIC2546/2547
Output On-Resistance
vs. Temperature
120
100
2.7V
3.3V
80
5.0V
60
40
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Off-State Supply Current
vs. Temperature
0.8
0.7 RL = 44Ω
0.6
0.5
0.4
5.0V
0.3
3.3V
0.2
0.1
2.7V
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Enable Threshold Voltage
vs. Temperature
2.0
1.8
VEN RISING
1.6
1.4
VEN FALLING
1.2
1.0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
2000
1500
Current Limit
vs. RSET
VIN = 5V
1000
500
0
100
ISHORT
ISET
1000
RSET (Ω)
ITH
5000
4
Micrel
On-State Supply Current
vs. Supply Voltage
280
240
200
TA = 27°C
160
120
80
40
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
Off-State Supply Current
vs. Supply Voltage
0.20
0.18
0.16
TA = 27°C
0.14
0.12
0.1
0.08
0.06
0.04
0.02
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
Rise Time
vs. Temperature
7
6
2.7V
5
4
3.3V
3
5.0V
2
1
RL = 44Ω
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Output Current
vs. Output Voltage
2000
1500
1000
RSET = 150
VIN = 5V
RSET = 470
500
RSET = 2.3k
0
0123456
OUTPUT VOLTAGE (V)
June 2000
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