LT1120IS8 Linear Technology, LT1120IS8 Datasheet - Page 5

• Manufacturer Part Number: LT1120IS8
• Description: IC REG MCRPWR COMP/SHUTDWN 8SOIC
• Manufacturer: Linear Technology

Specifications of LT1120IS8

• Regulator Topology: Positive Adjustable
• Voltage - Output: 2.5 ~ 35.15 V
• Voltage - Input: 4.5 ~ 36 V
• Voltage - Dropout (typical): 0.4V @ 125mA
• Number Of Regulators: 1
• Current - Output: 125mA (Min)
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Limit (min): -

TYPICAL PERFOR A CE CHARACTERISTICS
–0.1
0.01
0.1
0.1
50
–1
–2
–3
–4
10
0
0
4
3
2
1
0
1
–1.5
Regulator Thermal Regulation
1
REGULATOR INPUT-OUTPUT DIFFERENTIAL (V)
Reference Regulation
Supply Current
I
I
I
V
T
V
V
OUT
OUT
OUT
0
J
OUT
IN
OUT
REFERENCE OUTPUT CURRENT (mA)
–1.0
= –55°C TO 125°C
= 15V
= 100mA
= 10mA
= 1mA
20 40 60 80 100 120 140 160 180
= 5V
5
= 5V
–0.5
W
10
TIME (ms)
0
U
15
0.5
20
1.0
1120 G12
1120 G09
1120 G07
1.5
25
0.01
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
0.1
10
40
35
30
25
20
15
10
1
5
0
0
0.1
Supply Current at Dropout
1
REGULATOR INPUT-OUTPUT DIFFERENTIAL (V)
0
Feedback Pin Current
LT1120 Turn-On Characteristic
V
T
OUT
J
REGULATOR OUTPUT CURRENT (mA)
1
= –55°C TO 125°C
NO LOAD
0.1
= 5V
1
2
INPUT VOLTAGE (V)
0.2
3
R
0.3
10
L
4
T
T
T
= 50Ω
J
J
J
= –55°C
= 25°C
= 125°C
5
0.4
I
I
I
OUT
OUT
OUT
R
100
L
6
= 500Ω
= 100mA
= 10mA
= 1mA
0.5
7
1120 G08
1120 G13
1120 G11
1000
LT1120
0.6
8
1120fd
5