LT1962 Series
Typical perForMance characTerisTics
RMS Output Noise
vs Bypass Capacitor
RMS Output Noise
vs Load Current (10Hz to 100kHz)
Output Noise Spectral Density
10
1
160
140
120
100
80
160
140
120
100
80
I
= 300mA
= 10µF
C
= 10µF
I
= 300mA
= 10µF
L
OUT
OUT
L
OUT
C
C
BYP
C
BYP
= 0µF
C
= 0.01µF
f = 10Hz to 100kHz
LT1962-5
LT1962-5
LT1962
C
= 1000pF
BYP
LT1962-5
LT1962-3
LT1962-3.3
LT1962-2.5
LT1962-1.8
LT1962-1.5
C
= 100pF
BYP
60
60
C
= 0.01µF
LT1962
BYP
0.1
0.01
40
40
LT1962
LT1962-5
20
20
LT1962
100
0
0
10
100
1k
10k
0.01
0.1
1
10
1000
10
100
1k
FREQUENCY (Hz)
10k
100k
LOAD CURRENT (mA)
C
(pF)
BYP
1962 G51
1962 G50
1962 G49
LT1962-5 10Hz to 100kHz
Output Noise (CBYP = 0)
LT1962-5 10Hz to 100kHz
Output Noise (CBYP = 100pF)
LT1962-5 10Hz to 100kHz
Output Noise (CBYP = 1000pF)
V
V
OUT
100µV/DIV
V
OUT
OUT
100µV/DIV
100µV/DIV
1962 G52
1962 G54
1962 G53
C
I
= 10µF
1ms/DIV
C
I
= 10µF
OUT
L
1ms/DIV
C
I
= 10µF
1ms/DIV
OUT
L
OUT
L
= 300mA
= 300mA
= 300mA
LT1962-5 10Hz to 100kHz
Output Noise (CBYP = 0.01µF)
LT1962-5 Transient Response
LT1962-5 Transient Response
V
C
C
C
= 6V
V
C
C
C
= 6V
IN
IN
IN
IN
0.4
0.10
= 10µF
= 10µF
= 10µF
= 0
= 10µF
OUT
BYP
OUT
BYP
0.2
0
0.05
0
= 0.01µF
V
OUT
–0.2
–0.4
–0.05
–0.10
100µV/DIV
300
200
100
0
300
200
100
0
1962 G55
C
L
= 10µF
1ms/DIV
OUT
I
= 300mA
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
0
50 100 150 200 250 300 350 400 450 500
TIME (ms)
TIME (µs)
1962 G56
1962 G57
1962fba
10
For more information www.linear.com/LT1962
Linear [ Linear ]
