Datasheet

LTC2057/LTC2057HV
12
2057f
For more information www.linear.com/LTC2057
Typical perForMance characTerisTics
THD+N vs Frequency Supply Current vs Supply Voltage Supply Current vs Temperature
Shutdown Supply Current
vs Supply Voltage
V
S
(V)
0
0
2
1
4
3
6
5
7
9
8
I
S
(µA)
10
5 10 15 20 25 30 35 45 50 5540
60
2057 G35
–55°C
–40°C
25°C
85°C
125°C
150°C
SD = SDCOM = V
S
/2
Supply Current vs Shutdown
Control Voltage
Supply Current vs Shutdown
Control Voltage
SD – SDCOM (V)
0
0
0.2
0.4
0.6
0.8
1.2
1.0
I
S
(mA)
1.6
1.4
0.5 1 1.5 2 2.5 3 3.5 4.54
5
2057 G37
–40°C
–55°C
25°C
85°C
125°C
150°C
V
S
= ±30V
SDCOM = 0V
Shutdown Pin Current
vs Shutdown Pin Voltage
SD – SDCOM (V)
0
–5
–3
–4
–2
–1
0
2
1
3
SHUTDOWN PIN CURRENT (µA)
5
4
0.5 1 1.5 2 2.5 3 3.5 4.54
5
2057 G38
V
S
= ±30V
SDCOM = 0V
I
SD
–50°C
I
SDCOM
–50°C
I
SD
125°C
I
SDCOM
125°C
Shutdown Pin Current
vs Supply Voltage
V
S
(V)
0
–1.0
–0.8
–0.6
–0.4
–0.2
0.2
0
SHUTDOWN PIN CURRENT (µA)
1.0
0.4
0.6
0.8
5 10 15 20 25 30 35 4540 5550
60
2057 G39
I
SDCOM
–55°C
I
SDCOM
25°C
I
SDCOM
150°C
I
SD
–55°C
SD = SDCOM = V
S
/2
I
SD
25°C
I
SD
150°C
No Phase Reversal
V
S
(V)
0
0
0.4
0.2
0.8
0.6
1.2
1.0
I
S
(mA)
1.4
5 10 15 20 25 30 35 45 50 5540
60
2057 G33
–55°C
–40°C
25°C
85°C
125°C
150°C
TEMPERATURE (°C)
–60
0
0.4
0.2
0.8
0.6
1.2
1.0
I
S
(mA)
1.4
–30 0 30 60 90 120
150
2057 G34
±30V
±2.5V
±15V
FREQUENCY (Hz)
10
0.0001
0.01
0.001
THD+N (%)
0.1
100
1000 10000
2057 G32
V
OUT
= 2V
RMS
V
S
= ±15V
A
V
= +1
R
L
= 10kΩ
BW = 80kHz
SD – SDCOM (V)
0
0
0.2
0.4
0.6
0.8
1.2
1.0
I
S
(mA)
1.4
0.5 1 1.5 2 2.5 3 3.5 4.54
5
2057 G36
–40°C
–55°C
25°C
85°C
125°C
150°C
V
S
= ±2.5V
SDCOM = –2.5V
0.2mS/DIV
–20
–15
–10
–5
5
0
VOLTAGE (V)
20
10
15
2057 G40
A
V
= +1
V
S
= ±15V
V
IN
= ±16V
R
IN
= 1kΩ
V
IN
V
OUT