Datasheet

3
LT1637
1637fd
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
DDPackage, – 40°C ≤ T
A
≤ 85°C ● 26µV/°C
I
OS
Input Offset Current ● 0.4 6.0 nA
V
CM
= 44V (Note 5) ● 2.5 µA
I
B
Input Bias Current ● 20 50 nA
V
CM
= 44V (Note 5) ● 23 60 µA
V
S
= 0V 0.1 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 2.6 MΩ
Common Mode, V
CM
= 0V to 44V 0.7 1.4 MΩ
C
IN
Input Capacitance 4pF
Input Voltage Range ● 044V
CMRR Common Mode Rejection Ratio V
CM
= 0V to (V
CC
– 1V) ● 88 110 dB
(Note 5) V
CM
= 0V to 44V (Note 8) ● 80 98 dB
A
VOL
Large-Signal Voltage Gain V
S
= 3V, V
O
= 500mV to 2.5V, R
L
= 10k 150 400 V/mV
V
S
= 3V, 0°C ≤ T
A
≤ 70°C ● 100 V/mV
V
S
= 3V, – 40°C ≤ T
A
≤ 85°C ● 75 V/mV
V
S
= 5V, V
O
= 500mV to 4.5V, R
L
= 10k 300 800 V/mV
V
S
= 5V, 0°C ≤ T
A
≤ 70°C ● 200 V/mV
V
S
= 5V, – 40°C ≤ T
A
≤ 85°C ● 150 V/mV
V
OL
Output Voltage Swing LOW No Load ● 38 mV
I
SINK
= 5mA ● 325 700 mV
V
S
= 5V, I
SINK
= 10mA ● 580 1300 mV
V
OH
Output Voltage Swing HIGH V
S
= 3V, No Load ● 2.94 2.975 V
V
S
= 3V, I
SOURCE
= 5mA ● 2.25 2.67 V
V
S
= 5V, No Load ● 4.94 4.975 V
V
S
= 5V, I
SOURCE
= 10mA ● 3.80 4.45 V
I
SC
Short-Circuit Current (Note 2) V
S
= 3V, Short Output to Ground 10 14 mA
V
S
= 3V, Short Output to V
CC
15 45 mA
V
S
= 5V, Short Output to Ground 15 22 mA
V
S
= 5V, Short Output to V
CC
15 60 mA
PSRR Power Supply Rejection Ratio V
S
= 3V to 12.5V, V
CM
= V
O
= 1V ● 90 98 dB
Minimum Supply Voltage ● 2.7 V
Reverse Supply Voltage I
S
= –100µA ● 25 40 V
I
S
Supply Current 190 250 µA
(Note 6)
● 295 µA
Supply Current, SHDN V
PIN5
= 2V, No Load (Note 6) ● 312 µA
I
SHDN
Shutdown Pin Current V
PIN5
= 0.3V, No Load (Note 6) ● 0.2 15 nA
V
PIN5
= 2V, No Load (Note 5) ● 1.0 5 µA
V
PIN5
= 3.3V 2.5 µA
V
PIN5
= 5V 4.3 µA
Output Leakage Current, SHDN V
PIN5
= 2V, No Load (Note 6) ● 0.02 1 µA
LT1637C/LT1637I
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
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
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