UAC3092A
LINEAR INTEGRATED CIRCUIT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
QW-R121-005,B
4 of 5
ABS OLUT E MAX IMUM RAT INGS
(Ta=25
)
PARAMETER
SYMBOL
V
BAT
+V
MAX
-V
MIN
P
D
T
J
T
OPR
T
STG
RATINGS
24
40
-2.5
867
+150
-35 ~ +125
-45 ~ +150
UNIT
Power Supply Voltage
Load Dump Transient Voltage (Note 1)
Negative Voltage (Note 2)
Power Dissipation (Ta=125
Operating Junction Temperature
Operating Ambient Temperature Range
Storage Temperature Range
Note: 1. 125 ms wide square wave pulse.
2. Maximum time = 2 minutes.
3. 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.
V
)
m/W
T HERMAL DAT A
PARAMETER
SYMBOL
θ
JA
RATINGS
75
UNIT
°C/W
Thermal Resistance, Junction to Ambient
ELECT RICAL CHARACT ERIS T ICS
(External components per Figure 1,Ta=25
PARAMETER
DC CHARACTERISTICS
Regulation Voltage
Regulation Voltage Temperature
Coefficient
Suggested Battery Voltage
Operating Range
Power Up/Down Threshold
Voltage (Pin 3)
, unless otherwise noted.)
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
REG
Determined by external resistor divider
14.85
V
T
C
-13
-11
-9.0
mV/
V
BAT
11.5 14.85 16.5
V
V
PWR
0.5
1.2
2.0
V
Standby Current
I
Q1
I
Q2
V
BAT
=12.8V, Ignition off, Ta=25
V
BAT
=12.8V, Ignition off, -35
≤
Ta
≤
125
1.3
2.0
3.0
mA
Zero Temperature Coefficient
Reference Voltage, (Pin 8)
Band Gap Reference Voltage
(Pin 20)
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)
Overvoltage Threshold
Load Dump Threshold
V
REF
φ
1.1
1.25
1.4
V
V
REF
1.7
2.0
2.3
V
TC
-13
-11
-9.0
mV/
S
LOSS (TH)
0.6
1.0
V
P
TH
1.0
1.25
1.5
V
P
ROT
36
Hz
U
UV
V
OV
V
LD
Pin 2, or Pin 12 if Pin 2 is not used
Pin 2, or Pin 12 if Pin 2 is not used
1.0
1.25
1.5
V
V
V
1.09(V
REF
)
1.12(V
REF
)
1.16(V
REF
)
1.33(V
REF
)
1.4(V
REF
)
1.48(V
REF
)