MIC2040 Datasheet, PDF (6/15 Pages) Micrel Semiconductor – Single Channel Low Voltage Power Distribution Switch

MIC2040/2041
Typical Characteristics
Supply Current
vs. Temperature
500
450
400
350
V_IN = V_BIAS = 5.5V
300 V_IN = V_BIAS = 3V
250
200
V_IN = V_BIAS = 1.6V
150
100
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Output Leakage Current
vs. Temperature
3000
2700
2400
2100
1800
V_BIAS = 5.5V
1500
1200
V_BIAS = 3V
900
V_BIAS = 1.6V
600
300
0-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
Current Limit Factor
vs. Temperature
400
390
R_SET = 0.85A
380
370
360 _{VBIAS = 1.6V}
350
V_BIAS = 3V
340
330
320
310 ^VBIAS ^{= 5.5V}
300-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
UVLO Threshold
vs. Temperature
1.55
1.5
UVLO+
1.45
1.4
1.35
1.3
UVLO–
1.25
1.2-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
M9999-012004
Enable Input Threshold
(Falling)
vs. Temperature
3.5
3 _{VBIAS = 5.5V}
2.5
2
V_BIAS = 3V
1.5
1
V_BIAS = 1.6V
0.5
0-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
ON Resistance (R_DS(ON))
vs. Temperature
80
70 ^{VIN = VBIAS = 1.6V}
60
50
40
V_IN = V_BIAS = 3V
30
20 ^{VIN = VBIAS = 5V}
10
0-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
Current Limit Factor
vs. Temperature
400
390
R_SET = 1.5A
380
370
360
350
340 ^{VBIAS = 1.6V}
V_BIAS = 5.5V
330
320
310
V_BIAS = 3V
300-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
UVLO Adjust PinThreshold
vs. Temperature
240
235
230
225
UVLO+
220
215
210
205
200
195
190
UVLO–
185
180-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
6
Micrel
Enable Input Threshold
(Rising)
vs. Temperature
3.5
3 ^{VBIAS = 5.5V}
2.5
2
V_BIAS = 3V
1.5
V_BIAS = 1.6V
1
0.5
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Current Limit Factor
vs. Temperature
400
390
R_SET = 0.4A
380
370
V_BIAS = 1.6V
360
350
V_BIAS = 3V
340
330
320
310 ^VBIAS ^{= 5.5V}
300
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Output Low Voltage
vs. Temperature
300
I_OL (/FAULT) = 15mA
250
200 ^VBIAS ^{= 5.5V}
150
100
V_BIAS = 3V
50
V_BIAS = 1.6V
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Flag Response Delay
vs. Temperature
50
45
40
35
T_FLAG = 5V
30
25
T_FLAG = 3V
20-40 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
January 2005