Datasheet
4
LT1637
1637fd
LT1637C/LT1637I
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage N8, S8 Packages 100 450 µV
0°C ≤ T
A
≤ 70°C ● 650 µV
–40°C ≤ T
A
≤ 85°C ● 800 µV
MS8 Package 100 450 µV
0°C ≤ T
A
≤ 70°C ● 800 µV
–40°C ≤ T
A
≤ 85°C ● 1150 µV
DD Package 125 650 µV
0°C ≤ T
A
≤ 70°C ● 1000 µV
–40°C ≤ T
A
≤ 85°C ● 1150 µV
Input Offset Voltage Drift (Note 9) N8, S8 Packages, – 40°C ≤ T
A
≤ 85°C ● 13µV/°C
MS8 Package, – 40°C ≤ T
A
≤ 85°C ● 26µV/°C
DD Package, –40°C ≤ T
A
≤ 85°C ● 26µV/°C
I
OS
Input Offset Current ● 16 nA
I
B
Input Bias Current ● 17 50 nA
Input Noise Voltage 0.1Hz to 10Hz 0.6 µV
P-P
e
n
Input Noise Voltage Density f = 1kHz 27 nV/√Hz
i
n
Input Noise Current Density f = 1kHz 0.08 pA/√Hz
R
IN
Input Resistance Differential 1 3 MΩ
Common Mode, V
CM
= –15V to 14V 2200 MΩ
C
IN
Input Capacitance 4pF
Input Voltage Range ● –15 29 V
CMRR Common Mode Rejection Ratio V
CM
= –15V to 29V ● 80 110 dB
A
VOL
Large-Signal Voltage Gain V
O
= ±14V, R
L
= 10k 100 400 V/mV
0°C ≤ T
A
≤ 70°C ● 75 V/mV
–40°C ≤ T
A
≤ 85°C ● 50 V/mV
V
OL
Output Voltage Swing LOW No Load ● –14.997 –14.95 V
I
SINK
= 5mA ● –14.680 –14.25 V
I
SINK
= 10mA ● –14.420 –13.65 V
The ● denotes the specifications which apply over the full operating temperature range of –40°C ≤ T
A
≤ 85°C, otherwise
specifications are at T
A
= 25°C. V
S
= ±15V, V
CM
= 0V, V
OUT
= 0V, V
SHDN
= V
–
unless otherwise specified. (Note 4)
±15V ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating temperature range of –40°C ≤ T
A
≤ 85°C, otherwise
specifications are at T
A
= 25°C. V
S
= 3V, 0V; V
S
= 5V, 0V; V
SHDN
= V
–
, V
CM
= V
OUT
= half supply unless otherwise specified. (Note 4)
3V 5VA
U
D ELECTRICAL CHARACTERISTICS
LT1637C/LT1637I
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Maximum Shutdown Pin Current V
PIN5
= 32V, No Load (Note 5) ● 20 150 µA
t
ON
Turn-On Time V
PIN5
= 5V to 0V, R
L
= 10k 45 µs
t
OFF
Turn-Off Time V
PIN5
= 0V to 5V, R
L
= 10k 3 µs
t
SETTLING
Settling Time 0.1% A
V
= 1, ∆V
O
= 2V 9 µs
GBW Gain-Bandwidth Product f = 10kHz 650 1000 kHz
(Note 5) 0°C ≤ T
A
≤ 70°C ● 550 kHz
–40°C ≤ T
A
≤ 85°C ● 500 kHz
SR Slew Rate A
V
= – 1, R
L
= ∞ 0.210 0.35 V/µs
(Note 7) 0°C ≤ T
A
≤ 70°C ● 0.185 V/µs
–40°C ≤ T
A
≤ 85°C ● 0.170 V/µs
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