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參數(shù)資料
| 型號(hào)： | UC3175 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Full-Bridge Power Amplifier |
| 中文描述： | 全橋功率放大器 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大小： | 343K |
| 代理商： | UC3175 |
ELECTRICAL
CHARACTERISTICS (cont.)
PARAMETER
UNDER VOLTAGE (UV) COMPARATOR
Input Bias Current
UV Thresholds
UV Threshold Hysteresis
Pwr OK V
SAT
Pwr OK Leakage
POWER AMPLIFIERS A and B
Input Offset Voltage
Unless otherwise stated specifications apply for 0
°
C
≤
T
A
≤
70
°
C, +V
IN
= 12V, +V
C
= +V
IN
,
A+/REF INPUT = 6V. T
A
=T
J
.
UC3175B
TEST CONDITIONS
MIN
TYP
MAX
UNITS
-1.5
1.48
15
-0.5
1.50
25
μ
A
V
mV
V
μ
A
Low to High, Other Input = 5V
1.52
40
0.45
5
I
OUT
= 5mA
V
OUT
= 20V
V
CM
= 6V, A Amplifier
B Amplifier
Note 1, A Amplifier Only
V
CM
= 6V, except A+/REF Input
V
CM
= 6V, B Amplifier Only
(A+/Ref–C/S+)/12k, T
J
= 25°C
1V
≤
V
CM
≤
10V
+V
IN
= 4V to 15V, V
CM
= 1.5V
V
OUT
= 1V, Sinking 500mA to V
OUT
= 11V,
Sourcing 500mA
1 to 13V, 13 to 1V, T
J
= 25
°
C
Note 1, A Amplifier
Note 1, B Amplifier
8
12
25
mV
mV
μ
V/°C
nA
nA
μ
A/V
dB
dB
Input Offset Drift
Input Bias Current
Input Offset Current
Input Bias Current at A+/Ref Input
CMRR
PSRR
Large Signal Voltage Gain
-500
-150
200
105
60
70
70
84
90
90
3.0
15.0
1
2
1
1.0
0.7
0.85
0.3
0.4
1.0
1.25
1.0
1.0
V/mV
V/
μ
s
MHz
MHz
A
V
V
V
V
V
V
V
V
Slew Rate
Unity Gain Bandwidth
2.1
High-Side Current Limit
Output Saturation Voltage
0.8
High-Side, I
SOURCE
= 250mA
High-Side, I
SOURCE
= 800mA
Low-Side, I
SINK
= 250mA
Low-Side, I
SINK
= 800mA
Total, I
OUT
= 250mA
Total, I
OUT
= 800mA
I
D
= 800mA, Inhibit Activated
I
D
= 800mA, Inhibit Activated
1.2
1.6
High Side Diode V
F
Low Side Diode V
F
CURRENT SENSE AMPLIFIER
Input Offset Voltage
Input Offset Change with Common Mode
Input
Input Offset Drift
Voltage Gain
Output Saturation Voltage
V
CM
= 6V
0V
≤
V
CM
≤
12V
2.0
mV
1500
8
2.05
0.5
0.7
μ
V/V
μ
V/°C
V
V
V
Note 1
-1.0V
≤
V
DIFF
≤
+1.0V, V
CM
= 6V
Low-Side, I
SINK
= 1.5mA
High-Side, I
SOURCE
= 1.5mA
Volts Below +V
IN
, C/S+ & C/S- = B
OUTPUT
Max @
10mA Output Current, +V
IN
= 4.5V, C/S VIO
≤
5mV
1.95
2.00
0.3
0.4
Maximum A+/Ref Input
2.6
3.0
V
PARKING FUNCTION
Park Input Threshold
Park Input Current
Park Drive Saturation Voltage, PD
VSAT
Parking Drive Leakage
Amplifier A Aux Input Bias Current
0.7
1.1
60
0.3
1.7
100
0.5
100
V
μ
A
V
μ
A
nA
Park Input = 1.7V
I
SINK
= 100mA
V
OUT
= 20V
-500
-150
3
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