mc33092 Unisonic Technologies, mc33092 Datasheet - Page 5

• Manufacturer Part Number: mc33092
• Description: Alternator Voltage Regulator
• Manufacturer: Unisonic Technologies

UTC MC33092 LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS (
DC CHARACTERISTICS
Regulation Voltage
Regulation Voltage Temperature Coefficient
Suggested Battery Voltage Operating Range
Power Up/Down Threshold Voltage (Pin 3)
Standby Current,
Zero Temperature Coefficient Reference Voltage,
Band Gap Reference Voltage [Pin 20 (24**)]
Band Gap Reference Temperature Coefficient
Sense Loss Threshold (Pin 2)
Phase Detection Threshold Voltage (Pin 10)
Phase Rotation Detection Frequency (Pin 10)
Undervoltage Threshold [Pin 19 (23**)]
Overvoltage Threshold
Load Dump Threshold
SWITCHING CHARACTERISTICS
Fundamental Regulation Output Frequency,
Suggested Clock Oscillator Frequency Range, (Pin 9)
Duty Cycle [Pin 17 (21**)]
Low/High RPM Transition Frequency (Pin 10)
LRC Duty Cycle Increase Rate
NOTE: ** For 24-pin package.
UTC
(Pin 8)
(Pin 2, or Pin 12 if Pin 2 is not used)
(Pin 2, or Pin 12 if Pin 2 is not used)
(Determined by external resistor, RT)
During Overvoltage Condition
[Pin 17 (21**)]
(Clock oscillator frequency divided by 4096)
At Start–up
Low RPM Mode (LRCFreq < 247 Hz),
Low RPM Mode (LRCFreq < 247 Hz),
High RPM Mode (LRCFreq > 309 Hz),
(Determined by external resistor divider)
Vbat = 12.8 V, Ignition off, Ta = 25 G C
Vbat = 12.8 V, Ignition off, -40 G C Ta 125 G C
Pin 11 = Open (Slow Rat)
Pin 11 = Grounded (Fast Rate)
Pin 11 = Don’t Care (LRC Mode is disabled)
PARAMETER
UNISONIC TECHNOLOGIES CO., LTD.
Ta=25 G C, unless otherwise specified)
SYMBOL
S
LRC
Start
LRC
LRC
Vref0
OV
LRC
Vpwr
Vbat
V
Loss(th)
Vref
P
V
fosc
V
V
P
I
TC
Tc
I
Reg
Q1
Q2
Rot
UV
OV
Th
LD
f
DC
Freq
DC
H
S
F
1.09(Vref)
1.33(Vref)
MIN
11.5
205
247
409
-13
-13
0.5
1.1
1.7
1.0
1.0
3.5
8.5
27
34
1.12(Vref)
1.4(Vref)
14.85
14.85
TYP
1.25
1.25
1.25
280
273
455
-11
-11
1.2
1.3
2.0
0.6
4.7
9.5
36
68
29
38
1.16(Vref)
1.48(Vref)
MAX
16.5
10.5
-9.0
-9.0
350
309
501
2.0
2.0
3.0
1.4
2.3
1.0
1.5
1.5
5.5
31
42
QW-R121-006,A
mV/ G C
mV/ G C
%/sec
UNIT
kHz
mA
mA
Hz
Hz
Hz
%
V
V
V
V
V
V
V
V
V
V
5