UC3846 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
UC3846 Datasheet PDF : 10 Pages
| |||
UC3846
Electrical Characteristics
(VCC= 15V,TA=0°C to +70°C, unless otherwise specified)
Parameter
Symbol
OSCILLATOR SECTION (Note 2)
Initial Accuracy
ACCUR
Frequency Change with Voltage ∆f/∆VCC
Frequency Change with
Temperature (Note 6)
∆f/∆T
Sync Output High Level
VOH(SYNC)
Sync Output Low Level
VOL(SYNC)
Sync Input High Level
VIH(SYNC)
Sync Input Low Level
VIL(SYNC)
Sync Input Current
II(SYNC)
ERROR AMPLIFIER SECTION
Input Offset Voltage
VIO
Input Bias Current
IBIAS
Input Offset Current
IIO
Common-Mode Range
VCM
Open Loop Voltage Gain
GVO
Unity Gain Bandwidth(Note 6)
BW
Common Mode Rejection Ratio
CMRR
Power Supply Rejection Ratio
PSRR
Output Sink Current
ISINK
Output Source Current
ISOURCE
High Output Voltage
VOH
Low Output Voltage
VOL
CURRENT SENSE AMPLIFIER SECTION
Amplifier Gain (Note 1, 3)
GV
Maximum Differential Input
Signal (V4 - V3) (Note 1)
VI(DIFF,MAX)
Input Offset Voltage (Note 1)
VIO
Common Mode Rejection Ratio
CMRR
Power Supply Rejection Ratio
PSRR
Input Bias Current (Note 1)
IBIAS
Input Offset Current (Note 1)
IIO
Delay to Outputs (Note 6)
tD
Conditions
TJ = 25°C
VCC = 8 to 40V
-
-
-
V8 = 0V
V8 = 0V
Sync Voltage = 3.9V, V8 = 0V
-
-
-
VCC = 8 to 40V
VO = 1.2 to 3V, VCM = 2V
TJ = 25°C
VCM = 0 to 38V, VCC = 40V
VCC = 8 to 40V
VIO = -15mV to 5V, V7 = 2.5V
RL = 15KΩ
RL = 15KΩ
-
V3 = 0V, Pin 1 open
RL = 15KΩ, Pin 1 open
V1 = 0.5V, Pin 1 open
VCM = 1 to 12V
VCC = 8 to 40V
V1 = 0.5V, Pin 7 open
V1 = 0.5V, Pin 7 open
TJ = 25°C
Min.
39
-
-
3.9
-
3.9
-
-
-
-
-
0
80
0.7
75
80
2
-0.4
4.3
-
2.5
1.1
-
60
60
-
-
-
Typ. Max. Unit
43 47 KHz
1
2%
1
-
%
4.35 -
V
2.3 2.5 V
-
-
V
-
2.5 V
1.3 1.5 mA
0.5 5 mV
-0.6 -1 uA
40 250 uA
- VCC2 V
105 - dB
1.0
- MHz
100 - dB
105 - dB
6
- mA
-0.5 - mA
4.6
-
V
0.7
1
V
2.75 3.0 V
1.2
-
V
5
25 mV
83
- dB
84
- dB
-2.5 -10 uA
0.08 1 uA
200 500 ns
3
Share Link: 