LT1784
3
1784fa
ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the specied
temperature range, otherwise specications are at TA = 25°C. VS = 3V, 0V; VS = 5V, 0V, VCM = VOUT = half supply, for the 6-lead part
VPIN5 = 0V, pulse power tested unless otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IB
Input Bias Current
VCM = 18V (Note 3)
SHDN or VS = 0V, VCM = 0V to 18V
l
250
225
0.1
500
400
nA
μA
nA
ΔIB/ΔT
Input Bias Current Drift
–40°C ≤ TA ≤ 85°C
l
0.4
nA/°C
Input Noise Voltage
0.1Hz to 10Hz
1.5
μVP-P
en
Input Noise Voltage Density
f = 10kHz
25
nV/√Hz
in
Input Noise Current Density
f = 10kHz
0.3
pA/√Hz
RIN
Input Resistance
Differential
Common Mode, VCM = 0V to (VCC – 1.2V)
Common Mode, VCM = 0V to 18V
100
45
200
150
80
kΩ
MΩ
kΩ
CIN
Input Capacitance
5pF
VCM
Input Voltage Range
l
018
V
CMRR
Common Mode Rejection Ratio
(Note 3)
VCM = 0V to VCC – 1.2V
VCM = 0V to 18V (Note 6)
l
84
60
95
70
dB
PSRR
Power Supply Rejection Ratio
VS = 3V to 12.5V, VCM = VO = 1V
l
90
100
dB
AVOL
Large-Signal Voltage Gain
VS = 3V, VO = 500mV to 2.5V, RL = 10k
VS = 3V, 0°C ≤ TA ≤ 70°C
VS = 3V, –40°C ≤ TA ≤ 85°C
l
133
90
60
1000
V/mV
VS = 5V, VO = 500mV to 4.5V, RL = 10k
VS = 5V, 0°C ≤ TA ≤ 70°C
VS = 5V, –40°C ≤ TA ≤ 85°C
l
266
180
120
1000
V/mV
VOL
Output Voltage Swing LOW
No Load
ISINK = 5mA
VS = 5V, ISINK = 10mA
l
4
200
350
10
400
600
mV
VOH
Output Voltage Swing HIGH
VS = 3V, No Load
VS = 3V, ISOURCE = 3mA
l
2.885
2.600
2.93
2.8
V
VS = 5V, No Load
VS = 5V, ISOURCE = 10mA
l
4.885
4.400
4.93
4.7
V
ISC
Short-Circuit Current (Note 2)
VS = 3V, Short to GND
VS = 3V, Short to VCC
4
15
7.5
30
mA
VS = 5V, Short to GND
VS = 5V, Short to VCC
12.5
20.0
22
40
mA
Minimum Supply Voltage
l
2.5
2.7
V
Reverse Supply Voltage
IS = –100μA
l
18
V
IS
Supply Current
(Note 4)
l
500
750
900
μA
Supply Current, Shutdown
VPIN5 = 2V, No Load (Note 8)
l
718
μA
ISHDN
SHDN Pin Current
VPIN5 = 0.3V (On), No Load (Note 8)
VPIN5 = 2V (Shutdown), No Load (Note 8)
VPIN5 = 5V (Shutdown), No Load (Note 8)
l
0.5
2.0
5.0
8
nA
μA
Output Leakage Current, Shutdown
VPIN5 = 2V, No Load (Note 8)
l
0.05
1
μA
Maximum SHDN Pin Current
VPIN5 = 18V, No Load (Note 8)
l
10
30
μA
VIL
SHDN Pin Input Low Voltage
(Note 8)
l
0.3
V
VIH
SHDN Pin Input High Voltage
(Note 8)
l
2V
tON
Turn-On Time
VPIN5 = 5V to 0V, RL = 10k (Note 8)
18
μs
tOFF
Turn-Off Time
VPIN5 = 0V to 5V, RL = 10k (Note 8)
2.2
μs