LT6230 Просмотр технического описания (PDF) - Linear Technology
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LT6230 Datasheet PDF : 24 Pages
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Typical Performance Characteristics
(LT6230/LT6231/LT6232)
LT6230/LT6230-10
LT6231/LT6232
Output Saturation Voltage
vs Load Current (Output High)
10 VS = 5V, 0V
1
0.1
TA = 125°C
TA = –55°C
TA = 25°C
0.01
0.001
0.01
0.1 1
10
100
LOAD CURRENT (mA)
623012 G07
Open-Loop Gain
2.5
2.0
VS = 3V, 0V
TA = 25°C
1.5
1.0
0.5
RL = 1k
0
–0.5
RL = 100Ω
–1.0
–1.5
–2.0
–2.5
0 0.5 1 1.5 2 2.5 3
OUTPUT VOLTAGE (V)
623012 G10
Offset Voltage vs Output Current
2.0 VS = ±5V
1.5
TA = –55°C
1.0
0.5
0
TA = 25°C
–0.5
TA = 125°C
–1.0
–1.5
–2.0
–75 –60 –45 –30 –15 0 15 30 45 60 75
OUTPUT CURRENT (mA)
623012 G13
Minimum Supply Voltage
1.0 VCM = VS/2
0.8
0.6
0.4
0.2
0
–0.2
TA = –55°C
–0.4
TA = 125°C
–0.6
–0.8
TA = 25°C
–1.0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
TOTAL SUPPLY VOLTAGE (V)
623012 G08
Open-Loop Gain
2.5
2.0
VS = 5V, 0V
TA = 25°C
1.5
1.0
0.5
RL = 1k
0
–0.5
RL = 100Ω
–1.0
–1.5
–2.0
–2.5
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
OUTPUT VOLTAGE (V)
623012 G11
Warm-Up Drift vs Time
30 TA = 25°C
28
26
VS = ±5V
24
22
VS = ±2.5V
20
18
VS = ±1.5V
16
14
12
10
0 20 40 60 80 100 120 140 160
TIME AFTER POWER-UP (s)
623012 G14
Output Short-Circuit Current
vs Power Supply Voltage
70
60
50
40
30
20
10
0
–10
–20
–30
–40
–50
–60
–70
1.5
SINKING
TA = 125°C
TA = 25°C
TA = –55°C
SOURCING TA = 125°C
TA = –55°C
TA = 25°C
2 2.5 3 3.5 4 4.5 5
POWER SUPPLY VOLTAGE (±V)
623012 GO9
Open-Loop Gain
2.5
2.0
VS = ±5V
TA = 25°C
1.5
1.0
0.5
RL = 1k
0
–0.5
RL = 100Ω
–1.0
–1.5
–2.0
–2.5
–5 –4 –3 –2 –1 0 1 2 3 4 5
OUTPUT VOLTAGE (V)
623012 G12
Total Noise vs Total Source
Resistance
100
VS = ±2.5V
VCM = 0V
f = 100kHz
UNBALANCED
SOURCE
10 RESISTORS
TOTAL NOISE
RESISTOR NOISE
1
AMPLIFIER NOISE VOLTAGE
0.1
10
100
1k
10k
SOURCE RESISTANCE (Ω)
100k
623012 G15
623012fc
11
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