MIC2186 Datasheet, PDF (5/16 Pages) Micrel Semiconductor – Low Voltage PWM Control IC

MIC2186
Typical Characteristics
Quiescent Current vs.
Temperature (SKIP Mode)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
V_INA = 5V_DC
0.1
V_INP = 12V_DC
-040 -20
0
I_Q = I_QVINA+I_QVINP
20 40 60 80 100
TEMPERATURE (°C)
Quiescent Current vs.
Input Voltage (PWM Mode)
4
3.5
V_INP = 12V
3
2.5
V_INP = 9V
2
1.5
V_INP = 5V
1
0.5
I_Q = I_QVINA + I_QVINP
f_S = 400kHz
00 _{2 4 6 8 10 12 14 16}
INPUT VOLTAGE (V_INA)
1.2451
1.245
1.2449
Reference Voltage
vs. Reference Current
V_INP = 12V_DC
V_INA = 5V_DC
1.2448
1.2447
1.2446
1.2445
1.2444
1.24430 _{20 40 60 80 100 120}
REFERENCE CURRENT (µA)
3.035
3.030
3.025
3.020
3.015
3.010
3.005
3.000
2.9950
VDD vs.
Load Current
V_INP = 12V_DC
V_INA = 5V_DC
0.2 0.4 0.6 0.8 1 1.2
IVDD (mA)
July 2002
Quiescent Current vs.
Temperature (PWM Mode)
3.65
3.6
3.55
3.5
3.45
V_INA = 5V_DC
3.4
V_INP = 12V_DC
I_Q = I_QVINA+I_QVINP
3.3-560 _{-40 -20 0 20 40 60 80 100}
TEMPERATURE (°C)
Quiescent Current vs.
Input Voltage (SKIP Mode)
0.9
0.85
V_INP = 9V_DC
0.8
0.75
V_INP = 5V_DC
0.7
0.65
0.6
V_INP = 12V_DC
0.55
0.50 _{2 4 6 8 10 12 14 16}
INPUT VOLTAGE (V_INA)
1.2454
1.2452
1.2450
Reference Voltage
vs. Temperature
V_INP = 12V_DC
V_INA = 5V_DC
1.2448
1.2446
1.2444
1.2442
1.2440
1.2438
1.243-640 _{-20 0 20 40 60 80 100}
TEMPERATURE (°C)
VDD vs.
Temperature
3.08
V_INP = 12V_DC
3.06 _{VINA = 5VDC}
3.04
3.02
3.00
2.98
2.96
2.9-460 _{-40 -20 0 20 40 60 80 100}
TEMPERATURE (°C)
5
Micrel
Quiescent Current vs.
Input Voltage(PWM Mode)
4
3.5
400kHz
3
2.5
2
200kHz
1.5
100kHz
1
0.5
V_INP =12V_DC
I_Q = I_QVINA+I_QVINP
00 _{2 4 6 8 10 12 14 16}
INPUT VOLTAGE (V_INA)
1.2452
1.245
Reference Voltage
vs. Input Voltage
V_INP = 12V_DC
1.2448
1.2446
1.2444
1.2442
1.2440 _{2 4 6 8 10 12 14 16}
INPUT VOLTAGE (V_INA)
VDD vs.
Input Voltage
3.10
3.05
3.00
2.95
2.90
2.85
2.800
V_INP = 12V_DC
2 4 6 8 10 12 14
INPUT VOLTAGE (V_INA)
Ienable vs.
Venable
300
V_INP = 12V_DC
250 V_INA = 5V_DC
–40°C
200
150
100
20°C
85°C
50
00 _{2 4 6 8 10 12 14}
VENABLE (V)
MIC2186