LT2078 데이터 시트보기 (PDF) - Linear Technology
부품명
상세내역
제조사
LT2078 Datasheet PDF : 16 Pages
| |||
LT2078/LT 2079
TYPICAL PERFORMANCE CHARACTERISTICS
0.1Hz to 10Hz Noise
TA = 25°C
VS = ±2.5V
CHANNEL A
CHANNEL B
0
2
4
6
8
10
TIME (SEC)
LT2078/79 • TPC04
10Hz Voltage Noise Distribution
35
TA = 25°C
30
VS = ±2.5V
25
20
15
10
5
0
25
30
35
40
VOLTAGE NOISE DENSITY (nV/√Hz)
LT2078/79 • TPC07
Minimum Supply Voltage
100
0
–100
V– = 0V
–0.1V ≤ VCM ≤ 0.4V
125°C
–200
–300
70°C
0°C
25°C
NONFUNCTIONAL
–55°C
–400
–500
0
1
2
3
POSITIVE SUPPLY VOLTAGE (V)
LT2078/79 • TPC10
0.01Hz to 10Hz Noise
TA = 25°C
VS = ±2.5V
0.4µV
CHANNEL A
CHANNEL B
0
20
40
60
80 100
TIME (SEC)
LT2078/79 • TPC05
Long Term Stability of Two
Representative Units (LT2078)
15
TA = 25°C, VS = 5V, 0V
VCM = 0.1V
10
1A
5
0
2B
–5
1B
–10
2A
–15
0
1
2
3
4
5
TIME (MONTHS)
LT2078/79 • TPC08
Output Saturation vs Temperature
vs Sink Current
1000
ISINK = 2mA
ISINK = 1mA
100
ISINK = 100µA
ISINK = 10µA
VS = 5V, 0V
ISINK = 1µA
10
NO LOAD
1
–50 –25
RL = 5k TO GND
0 25 50 75 100 125
TEMPERATURE (°C)
LT2078/79 • TPC11
Noise Spectrum
1000
300
CURRENT
NOISE
100
TA = 25°C
VS = ±2.5V
(AT VS = ±15V
VOLTAGE NOISE
IS 4% LESS
CURRENT NOISE
IS UNCHANGED)
30
10
0.1
VOLTAGE
NOISE
1/f CORNER
0.7Hz
1
10
100
FREQUENCY (Hz)
1000
LT2078/79 • TPC06
Warm-Up Drift
0.8
TA = 25°C
0.7 VS = ±15V
WARM UP DRIFT
0.6 AT VS = 5V, 0V IS
IMMEASURABLY LOW
0.5
0.4
0.3
LT2079
0.2
0.1
LT2078
0
0
1
2
3
TIME AFTER POWER-ON (MINUTES)
LT2078/79 • TPC09
Output Voltage Swing vs
Load Current
V+
V+ – 1
125°C
25°C
– 55°C
V+ – 2
V– + 2
V– + 1
125°C
25°C
V–
0.01
0.1
– 55°C
1
10
SOURCING OR SINKING LOAD CURRENT (mA)
LT2078/79 • TPC11.5
20789fa
6
Share Link: 