LT1761ES5-2.8 LINER [Linear Technology], LT1761ES5-2.8 Datasheet - Page 10

• Manufacturer Part Number: LT1761ES5-2.8
• Description: 100mA, Low Noise, LDO Micropower Regulators in SOT-23
• Manufacturer: LINER [Linear Technology]

LT1761 Series
TYPICAL PERFOR A CE CHARACTERISTICS
10
0.01
0.1
80
70
60
50
40
30
20
10
10
0
1
10
10
LT1761-5
Input Ripple Rejection
Output Noise Spectral Density
I
V
1V + 50mV
C
LT1761-5
LT1761-BYP, -SD
C
C
I
L
L
IN
OUT
OUT
BYP
= 100mA
= 100mA
= V
= 10 F
= 0
= 10 F
100
LT1761-3.3
OUT(NOMINAL)
C
100
BYP
RMS
– 30
–10
–15
–20
–25
–40
–35
LT1761-2.8,-3
FREQUENCY (Hz)
–5
= 0.01 F
FREQUENCY (Hz)
LT1761-1.5
0
C
RIPPLE
–50
BYP
1k
Load Regulation
I
+
L
LT1761-2.5
= 100pF
1k
–25
LT1761-1.8
= 1mA to 50mA
LT1761-2
C
BYP
10k
= 1000pF
0
TEMPERATURE ( C)
10k
W
100k
25
1761 G41
1761 G36
U
50
100k
1M
75
100
0.01
1761 G39
80
70
60
50
40
30
20
10
0.1
10
0
–50
1
125
10
Input Ripple Rejection
Output Noise Spectral Density
LT1761-BYP
V
1V + 0.5V
AT f = 120Hz
I
LT1761-BYP, -SD
LT1761-1.5
LT1761-1.8
LT1761-2
LT1761-2.5
LT1761-2.8
LT1761-3
LT1761-3.3
LT1761-5
C
C
I
L
LT1761-5
L
IN
BYP
OUT
= 50mA
–25
= 100mA
= V
= 0.01 F
= 10 F
OUT (NOMINAL)
100
P-P
0
TEMPERATURE ( C)
FREQUENCY (Hz)
RIPPLE
25
1k
+
50
C
BYP
75
C
10k
BYP
= 1000pF
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
100
= 100pF
0
–50
1761 G42
1761 G37
Load Regulation
I
L
100k
125
–25
= 1mA to 100mA
0
TEMPERATURE ( C)
140
120
100
2.5
2.0
1.5
1.0
0.5
80
60
40
20
0
0
25
–50
10
LT1761-BYP, LT1761-SD
Minimum Input Voltage
RMS Output Noise vs
Bypass Capacitor
LT1761-1.8, -2
LT1761-5
–25
50
LT1761-1.5
LT1761-3.3
75
0
TEMPERATURE ( C)
100
LT1761-3
100
LT1761-2.8
C
25
BYP
1761 G40
LT1761-2.5
LT1761-BYP
125
(pF)
50
LT1761-BYP, -SD
LT1761-1.5
LT1761-1.8
LT1761-2
LT1761-2.5
LT1761-2.8
LT1761-3
LT1761-3.3
LT1761-5
C
I
f = 10Hz TO 100kHz
L
I
OUT
L
I
= 100mA
L
= 100mA
1k
= 50mA
75
= 10 F
100
1761 G43
1761 G38
125
10k