UC1907
UC2907
UC3907
ELECTRICAL CHARACTERISTICS: Unless otherwise stated these specifications apply for TA = –55°C to +125°C for
UC1907; –40°C to +85°C for UC2907; and 0°C to +70°C for UC3907; VIN = 15V, TA=TJ.
PARAMETER TEST CONDITIONS
Reference Section
MIN
TYP
MAX UNITS
Output Voltage
TA = 25°C
1.970 2.000 2.030
1.955 2.000 2.045
V
V
Over Operating Temp
VREF = 0.0V
Short Circuit Current
Ground Amp Section
Output Voltage
– 15
– 30
– 60
mA
200
250
300
5
mV
mV
mV
mV
Common Mode Variation
Load Regulation
(–) SENSE from 0.0V to 2V
IL = 0.0mA to 20mA, TA = 25°C
IL = 0.0mA to 20mA, Over Temp
10
15
Adjust Amp Section
Input Offset Voltage
Input Bias Current
Open Loop Gain
ADJ OUT = 1.5V, Vcm = 0.0V
40
– 2
65
50
60
mV
µA
dB
Hz
ms
µA
µA
V
1.5V≤ ADJ OUT≤ 2.25V
Unity Gain Bandwidth
Transconductance
Output Sink Current
Output Source Current
VOUT High
TA = 25°C, COUT =1µF (Note 2)
IOUT = – 10µA to +10µA, VOUT = 1.5V
Vid = 0.0V, ADJ OUT = 1.5V
Vid = 250mV, ADJ OUT = 1.5V
Vid = 250mV, IOUT = – 50µA
Vid = 0.0V, IOUT = 50µA
500
3
1.7
55
4.5
225
350
2.90
1.15
135
200
2.70
0.75
110
2.20
VOUT Low
V
Common Mode Rejection Ratio
Output Gain to V/A
Vcm = 0.0 to 10V
70
50
dB
mV/V
VOUT ADJ OUT = 1.5V to 2V
∆(+) SENSE/ ∆ADJ OUT
57
64
Current Amp Section
Gain
Vcm = 0.0V, Vid = 50mV to 100mV
Vc/s (+) = Vc/s (–) = 0.0V, TA = 25°C
Vc/s (+) = Vc/s (–) = 0.0V, Over Temp
Vcm = 0V to 13V
19.2
210
180
19.6
250
250
20.1
290
330
600
V/V
mV
Output Voltage
mV
Input Offset Change with Common Mode
Input
µV/V
VOUT High
Vid = 1V
10
60
14.5
350
V
VOUT Low
Vid = – 1V, IL = 1mA
VIN = 4.5V to 35V, Vcm = 0.0V
450
mV
dB
Power Supply Rejection Ratio
Slew Rate
0.4
V/µs
Drive Amp Section Rset = 500Ω to Artificial Gnd, Opto Drive = 15V
Voltage Gain
COMP = 0.5V to 1V
(+) SENSE = 2.2V
(+) SENSE = 1.8V
2.3
3.8
2.5
4.1
2.6
4.4
V/V
V
ISET VOUT High
ISET VOUT Low
270
300
35
mV
V
Opto out Voltage Range
Zero Current Input Threshold
Buffer Amp Section
Input Offset Voltage
4
1.55
1.65
1.75
V
Input = 1V
5
mV
kΩ
mA
dB
dB
Output Off Impedance
Output Source Current
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Input = 1V, Output = 1.5V to 2V
Input = 1V, Output = 0.5V
Vcm = 0.3V to 10V
5
6
10
15
20
70
70
VIN = 4.5V to 35V
3
TI [ TEXAS INSTRUMENTS ]
