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ManualsBrandsLINEAR TECHNOLOGY ManualsPMICsPMIC - LDO voltage regulator Positive and negative, adjustable DFN 14 (4x3)
11121314151617181920
LT3032 Series
13
3032ff
For more information www.linear.com/LT3032
TYPICAL PERFORMANCE CHARACTERISTICS
OUTN, 10Hz to 100kHz
Output Noise, C
BYPN
= 0
1ms/DIVC
OUTN
= 10µF
I
LOAD
= –150mA
V
OUTN
= –5V
V
OUTN
200µV/DIV
3032 G46
OUTP 10Hz to 100kHz Output Noise
C
BYPP
= 0.01µF
1ms/DIVC
OUTP
= 10µF
I
L
= 150mA
V
OUTP
= 5V
V
OUTP
100µV/DIV
3032 G45
OUTP 10Hz to 100kHz Output Noise
C
BYPP
= 0
1ms/DIVC
OUTP
= 10µF
I
L
= 150mA
V
OUTP
= 5V
V
OUTP
100µV/DIV
3032 G44
OUTN, 10Hz to 100kHz Output
Noise, C
BYPN
= 0.01µF
OUTP Transient Response
C
BYPP
= 0
V
OUTN
100µV/DIV
1ms/DIVC
OUTN
= 10µF
I
LOAD
= –150mA
V
OUTN
= –5V
3032 G47
TIME (µs)
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
OUTP VOLTAGE
DEVIATION (V)
150
100
50
0
LOAD CURRENT
(mA)
3032 G48
0 400
800
1200 1600 2000
V
OUTP
= 5V
V
INP
= 6V
C
INP
= 10µF
C
OUTP
= 10µF
OUTN RMS Noise
vs Load Current (10Hz to 100kHz)
140
120
100
80
60
40
20
0
LOAD CURRENT (mA)
OUTN RMS NOISE (µV
RMS
)
–0.01
3032 G43
LT3032
LT3032-5
LT3032-3.3
LT3032-12
LT3032-15
–1 –10 –1k–0.1
LT3032
LT3032-5
LT3032-12
LT3032-15
LT3032-3.3
–100
C
BYPN
= 0
C
BYPN
= 0.01µF
C
OUTN
= 10µF
OUTN RMS Noise
vs Bypass Capacitor
C
BYPN
(pF)
10
OUTN RMS NOISE (µV
RMS
)
250
200
150
100
50
0
LT3032-5
100 1k 10k
3032 G42
C
OUTN
= 10µF
I
L
= –150mA
f = 10Hz TO 100kHz
LT3032
LT3032-15
LT3032-12
LT3032-3.3
OUTP RMS Noise
vs Load Current (10Hz to 100kHz)
LOAD CURRENT (mA)
0.01
OUTP RMS NOISE (µV
RMS
)
350
300
250
200
150
100
50
0
0.1 1
3032 G41
10 100 1k
LT3032
LT3032-5
LT3032-3.3
LT3032-12
LT3032-15
C
OUTP
= 10µF
C
BYPP
= 0
C
BYPP
= 0.01µF
LT3032-3.3
LT3032-5
LT3032
LT3032-12
LT3032-15
OUTP RMS Noise
vs Bypass Capacitor
C
BYPP
(pF)
10
OUTP RMS NOISE (µV
RMS
)
350
300
250
200
150
100
50
0
100 1k 10k
3032 G40
C
OUTP
= 10µF
I
L
= 150mA
f = 10Hz TO 100kHz
LT3032
LT3032-5
LT3032-3.3
LT3032-15
LT3032-12
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