Voltage References

MC3334P, MCC3334, MCCF3334
ELECTRICAL CHARACTERICISTICS (TA = -40° to + 125°C, Vbat = 13.2 Vdc, circuit of Figure 1, unless otherwise noted.)
Characteristics Symbol Min
Internal Supply Voltage, Pin 6 VCC
Vbat= 4.0 Vdc -
8.0 Vdc -
12.0 -
14.0 -
Ignition Coil Current Peak, Cranking RPM 2.0 Hz to 27 Hz lo(pk)
Vbat = 4.0 Vdc
3.0
6.0 4.0
8.0 4.6
10.0 5.1
Ignition Coil Current Peak, Normal RPM lo(pk)
Frequency = 33 Hz 5.1
133 Hz 5.1
200 Hz 4.2
267 Hz 3.4
333 Hz 2.7
Ignition Coil On-Time, Normal RPM Range ton
Frequency= 33 Hz -
133 Hz -
200 Hz -
267 Hz -
333 Hz -
Shutdown Voltage Vbat 25
Input Threshold (Static Test) VS2-VSl
Turn-on -
Turn-off -
Input Threshold Hysteresis VS2-VSl 75
Input Threshold (Active Operation) VS2
Turn-on -
Turn-off -
Total Circuit Lag from ts (Figure 1) until Ignition Coil Current Falls to 10% -
Ignition Coil Current Fall Time (90% to 10%) -
Saturation Voltage IC Output (Pin 7) (RDRIVE = 100 Q) VCE(sat)
Vbat = 10 Vdc -
30Vdc -
50Vdc -
Current Limit Reference, Pin 8 Vref 120
2.0
1.0
Figure 2. Ignition Coil Current versus Frequency/Period
I I
70 50
I I
15 20
f, FREQUENCY (Hz)
Vb.,-lo5 v
Slope = If.Diiiii
MOTOROLA LINEAR/INTERFACE ICs DEVICE DATA
10-12
25
Typ Max
3.5 -
7.2 -
10.4 -
11.8 -
3.4 -
5.2 -
5.3 -
5.4 -
5.5 -
5.5 -
5.4 -
4.4 -
3.4
7.5 14.0
5.0 5.9
4.0 4.6
3.0 3.6
2.3 2.8
30 35
360 -
90 -
- -
1.8 -
1.5 -
60 120
4.0 -
120 -
280 -
540 -
160 190
Vb., = 13.2 Vdc
I
33
I
30
Unit
Vdc
Apk
Apk
ms
Vdc
mVdc
mVdc
Vdc
I1S
I1S
mVdc
I I
ms
mVdc