93334_07 Datasheet, PDF (4/5 Pages) Unisonic Technologies – HIGH ENERGY IGNITION CIRCUIT

93334
LINEAR INTEGRATED CIRCUIT

„ ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Power Supply Voltage-Steady State Transient 300ms or less
V_CC
24
90
V
300
mA
Output Sink Current-Steady State Transient 300ms of less
I_OUT(SINK)
1.0
A
Power Dissipation
Derate above 25°C
1.05
W
P_D
12
mW/°C
Junction Temperature
Operating Temperature
Storage Temperature
T_J
+125
°C
T_OPR
-40~+125
°C
T_STG
-40 ~ 150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
„ ELECTRICAL CHARACTERISTICS (V_CC = 13.2V_DC, circuit of Figure 3, unless otherwise specified)
PARAMETER
SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
Internal Supply Voltage, Pin 6
V_BAT =4.0V_DC
V_BAT =8.0V_DC
V_{CC VBAT =12.0VDC}
3.5
7.2
10.4
V_DC
V_BAT =14.0V_DC
11.8
Ignition Coil Current Peak,
Cranking RPM 2.0Hz ~ 27Hz
I_PEAK
V_BAT =4.0V_DC
V_BAT =6.0V_DC
V_BAT =8.0V_DC
V_BAT =10.0V_DC
F=33Hz
3.0 3.4
4.0 5.2
4.6 5.3
5.1 5.4
5.1 5.5
A_PEAK
F=133Hz
5.1 5.5
Ignition Coil Current Peak, Normal RPM
I_PEAK F=200Hz
F=267Hz
4.2 5.4
3.4 4.4
A_PEAK
F=333Hz
2.7 3.4
F=33Hz
7.5 14.0
F=133Hz
5.0 5.9
Ignition Coil On-Time, Normal RPM Range
T_ON F=200Hz
F=267Hz
4.0 4.6 ms
3.0 3.6
F=333Hz
2.3 2.8
Shutdown Voltage
Input Threshold (Static Test)
V_BAT
V_THR
Turn-on
Turn-off
25
30
35 V_DC
360
90
mV_DC
Input Threshold Hysteresis
Input Threshold (Active Operation)
V_HYS
V_THR
Turn-on
Turn-off
75
1.8
1.5
mV_DC
V_DC
Total Circuit Lag from ts (Figure 1) until Ignition
Coil Current Falls to 10%
60 120 µs
Ignition Coil Current Fall Time (90% ~ 10%)
4.0
µs
Saturation Voltage IC Output (Pin 7)
(R_DRIVE = 100Ω)
Current Limit Reference, Pin 8
V_CE(SAT)
V_REF
V_BAT =10V_DC
V_BAT =30V_DC
V_BAT =50V_DC
120
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JUL 17.2007
mV_DC
mV_DC
˖΁၍理ʕː
UTC Doc.Control Center
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R121-006.B