LT1962EMS8-3.3#PBF Linear Technology, LT1962EMS8-3.3#PBF Datasheet - Page 9

• Manufacturer Part Number: LT1962EMS8-3.3#PBF
• Description: IC LDO REG LOWNOISE 3.3V 8-MSOP
• Manufacturer: Linear Technology

Specifications of LT1962EMS8-3.3#PBF

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 20V
• Voltage - Dropout (typical): 0.27V @ 300mA
• Number Of Regulators: 1
• Current - Output: 300mA
• Current - Limit (min): 320mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Voltage Regulator Type: Linear
• Topology: LDO
• Regulator Output Type: Fixed
• Polarity Type: Positive
• Number Of Outputs: Single
• Input Voltage (min): 1.8V
• Input Voltage (max): 20V
• Output Voltage: 3.3V
• Package Type: MSOP
• Output Current: 300mA
• Load Regulation: 17mV
• Line Regulation: 5mV
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Dropout Voltage@current (max): 0.15@10mA/0.33@300mA
• Dropout Voltage@current (typ): 0.1@10mA/0.27@300mA
• Pin Count: 8
• Mounting: Surface Mount
• Primary Input Voltage: 20V
• Output Voltage Fixed: 3.3V
• Dropout Voltage Vdo: 270mV
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFOR A CE CHARACTERISTICS
0.01
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0.1
80
70
60
50
40
30
20
10
10
1
0
0
10
–50
10
Input Ripple Rejection
LT1962 Minimum Input Voltage
Output Noise Spectral Density
I
C
LT1962-5
LT1962
V
L
C
OUT
BYP
OUT
= 300mA
–25
= 10 F
= 0.01 F
= 1.22V
100
100
0
TEMPERATURE ( C)
FREQUENCY (Hz)
FREQUENCY (Hz)
I
L
1k
= 1mA
25
I
V
+ 50mV
C
L
IN
BYP
1k
= 300mA
C
= V
I
OUT
L
50
= 0
= 300mA
10k
OUT(NOMINAL)
C
RMS
= 3.3 F
OUT
C
BYP
RIPPLE
75
C
= 10 F
10k
BYP
W
100k
= 1000pF
= 100pF
100
1962 G49
+ 1V
1962 G43
1962 G46
U
100k
125
1M
–25
160
140
–15
–20
120
100
–10
80
60
40
20
80
70
60
50
40
30
20
10
–5
0
0
5
0
–50
10
10
RMS Output Noise
vs Bypass Capacitor
Input Ripple Rejection
Load Regulation
LT1962
I
V
+ 50mV
C
I
C
f = 10Hz to 100kHz
V
L
L
LT1962-5
LT1962-3.3
IN
OUT
LT1962
OUT
IN
I
C
= 300mA
L
= 300mA
C
–25
BYP
BYP
= V
= V
= 1mA TO 300mA
= 10 F
= 10 F
100
OUT(NOMINAL)
LT1962-3
OUT(NOMINAL)
= 100pF
RMS
= 0.01 F
LT1962-2.5
LT1962-3
0
RIPPLE
TEMPERATURE ( C)
100
FREQUENCY (Hz)
LT1962-3.3
LT1962-1.8
1k
C
25
LT1962-2.5
BYP
+ 1V
+ 1V
LT1962-1.8
C
BYP
(pF)
50
LT1962-5
10k
LT1962-1.5
= 1000pF
1k
LT1962-1.5
75
100k
100
1962 G50
1962 G47
1962 G44
10k
125
1M
0.01
160
140
120
100
0.1
10
80
60
40
20
68
66
64
62
60
58
56
54
52
1
0
– 50
0.01
10
RMS Output Noise
vs Load Current (10Hz to 100kHz)
Ripple Rejection
Output Noise Spectral Density
LT1962-5
C
LT1962
I
V
+ 0.5V
I
C
C
L
L
OUT
IN
OUT
BYP
= 300mA
= 300mA
– 25
= V
= 10 F
= 0
C
C
= 10 F
P-P
BYP
BYP
0.1
OUT(NOMINAL)
LT1962-2.5
100
RIPPLE AT f = 120Hz
LT1962 Series
= 0 F
= 0.01 F
LOAD CURRENT (mA)
0
TEMPERATURE ( C)
LT1962-1.8
LT1962-3.3
FREQUENCY (Hz)
1
25
LT1962-1.5
1k
+ 1V
50
10
LT1962-3
LT1962-5
LT1962-5
LT1962
LT1962
75
10k
100
100
1962 G48
1962 G45
1962 G51
9
100k
1000
125