MC3334(V2) Просмотр технического описания (PDF) - Motorola => Freescale
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MC3334 Datasheet PDF : 6 Pages
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MC3334 MCC3334 MCCF3334
ELECTRICAL CHARACTERISTICS (TA = –40° to +125°C, Vbat = 13.2 Vdc, circuit of Figure 1, unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Internal Supply Voltage, Pin 6
Vbat = 4.0 Vdc
Vbat = 8.0 Vdc
Vbat = 12.0
Vbat = 14.0
Ignition Coil Current Peak, Cranking RPM 2.0 Hz to 27 Hz
Vbat = 4.0 Vdc
Vbat = 6.0
Vbat = 8.0
Vbat = 10.0
Ignition Coil Current Peak, Normal RPM
Frequency = 33 Hz
Frequency = 133 Hz
Frequency = 200 Hz
Frequency = 267 Hz
Frequency = 333 Hz
VCC
–
3.5
–
–
7.2
–
–
10.4
–
–
11.8
–
Io(pk)
3.0
3.4
–
4.0
5.2
–
4.6
5.3
–
5.1
5.4
–
Io(pk)
5.1
5.5
–
5.1
5.5
–
4.2
5.4
–
3.4
4.4
–
2.7
3.4
Ignition Coil On–Time, Normal RPM Range
Frequency = 33 Hz
Frequency = 133 Hz
Frequency = 200 Hz
Frequency = 267 Hz
Frequency = 333 Hz
ton
–
7.5
14.0
–
5.0
5.9
–
4.0
4.6
–
3.0
3.6
–
2.3
2.8
Shutdown Voltage
Input Threshold (Static Test)
Turn–on
Turn–off
Vbat
25
30
35
VS2–VS1
–
360
–
–
90
–
Input Threshold Hysteresis
Input Threshold (Active Operation)
Turn–on
Turn–off
VS2–VS1
75
–
–
VS2
–
1.8
–
–
1.5
–
Total Circuit Lag from ts (Figure 1) until Ignition Coil Current Falls to 10%
Ignition Coil Current Fall Time (90% to 10%)
–
60
120
–
4.0
–
Saturation Voltage IC Output (Pin 7) (RDRIVE = 100 Ω)
Vbat = 10 Vdc
Vbat = 30 Vdc
Vbat = 50 Vdc
Current Limit Reference, Pin 8
VCE(sat)
–
120
–
–
280
–
–
540
–
Vref
120
160
190
Unit
Vdc
A pk
A pk
ms
Vdc
mVdc
mVdc
Vdc
µs
µs
mVdc
mVdc
6.0
5.5
5.0
4.0
3.0
2.0
1.0
0
Figure 2. Ignition Coil Current versus Frequency/Period
Vbat – 1.5 V
Slope = 8.0 mH
Vbat = 13.2 Vdc
333 200
5
133
100
10
70
50
15
20
f, FREQUENCY (Hz)
33
25
30
ms
2
MOTOROLA ANALOG IC DEVICE DATA
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