Datasheet

3
LT1635
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
I
SC
Short-Circuit Current V
S
= 5V, Short to GND ● 20 40 mA
V
S
= 5V, Short to V
CC
● 20 40 mA
PSRR Power Supply Rejection Ratio V
S
= 1.2V to 12V, V
CM
= V
O
= 0.2V 93 100 dB
● 90 97 dB
Minimum Operating Supply Voltage (Note 3) ● 1.1 1.2 V
I
S
Supply Current 130 200 µA
● 150 260 µA
GBW Gain Bandwidth Product f = 1kHz 175 kHz
SR Slew Rate A
V
= –1, R
L
= ∞ 0.045 V/µs
±5V OP AMP: The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are
at T
A
= 25°C. V
S
= ±5V; V
CM
= V
OUT
= 0V, unless otherwise noted. (Note 2)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage 0.3 1.5 mV
0°C ≤ T
A
≤ 70°C ● 0.5 1.9 mV
–40°C ≤ T
A
≤ 85°C ● 2.1 mV
Input Offset Voltage Drift 0°C ≤ T
A
≤ 85°C (Note 4) ● 4.5 10.0 µV/°C
V
OS
ADJ Offset Voltage Adjust Range Positive Adjust ● 6 8 mV
Negative Adjust
● –1.4 –2 mV
I
OS
Input Offset Current ● 0.2 0.6 nA
I
B
Input Bias Current 2.0 4.5 nA
● 2.5 5.5 nA
Input Noise Voltage 0.1Hz to 10Hz 1 µV
P-P
e
n
Input Noise Voltage Density f = 1kHz 50 nV/√Hz
i
n
Input Noise Current Density f = 1kHz 0.05 pA/√Hz
R
IN
Input Resistance Differential ● 735 MΩ
Common Mode, V
CM
= –5V to 4V 9 GΩ
Input Voltage Range ● –5 4 V
CMRR Common Mode Rejection Ratio V
CM
= –5V to 4V 94 115 dB
● 91 110 dB
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
REF
Feedback Sense Voltage Voltage at Pin 1 with Pin 1 Connected ● 189 200 211 mV
to Pin 8 (Note 6)
TC V
REF
Reference Drift (Note 4) ● 30 100 ppm/°C
Feedback Current Current into Pin 8 3.5 10 nA
● 5.0 15 nA
Line Regulation 0 ≤ I
REF
≤ 1mA, V
REF
= 200mV
V
S
= 1.2V to 5V 20 100 ppm/V
V
S
= 1.3V to 5V (Note 3) ● 30 200 ppm/V
Load Regulation I
REF
= 0 to 1mA 150 300 ppm/mA
● 200 500 ppm/mA
Reference Amplifier Gain V
O
= 0.2V to 3.5V 45 90 V/mV
● 25 50 V/mV
5V REFERENCE: The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications
are at T
A
= 25°C. V
S
= 5V, 0V, unless otherwise noted. (Note 2)
5V OP AMP: The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at
T
A
= 25°C. V
S
= 5V, 0V; V
CM
= V
OUT
= 2.5V, unless otherwise noted. (Note 2)
ELECTRICAL CHARACTERISTICS