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LT3045 Datasheet(PDF) 7 Page - Linear Technology

Part # LT3045
Description  20V, 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3045 Datasheet(HTML) 7 Page - Linear Technology

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LT3045
7
3045fa
For more information www.linear.com/LT3045
Typical perForMance characTerisTics
EN/UV Pin Current
EN/UV Pin Current
Negative Enable Pin Current
GND Pin Current
GND Pin Current
GND Pin Current
Minimum Input Voltage
EN/UV Turn-On Threshold
EN/UV Pin Hysteresis
TJ = 25°C, unless otherwise noted.
VIN = 5V
RSET = 33.2k
IL = 500mA
IL = 300mA
IL = 100mA
IL = 1mA
TEMPERATURE (°C)
–75 –50 –25 0
25 50 75 100 125 150
0
2
4
6
8
10
12
14
16
18
20
3045 G16
VIN = 4.3V
RSET = 33.2k
150°C
125°C
25°C
–55°C
OUTPUT CURRENT (mA)
0 50 100 150 200 250 300 350 400 450 500
0
2
4
6
8
10
12
14
16
18
20
22
3045 G17
RSET = 33.2k
RL = 6.6Ω
RL = 11Ω
RL = 33Ω
RL = 330Ω
RL = 3.3kΩ
INPUT VOLTAGE (V)
0
1
2
3
4
5
6
7
8
9 10
0
2
4
6
8
10
12
14
16
18
3045 G18
RISING UVLO
FALLING UVLO
TEMPERATURE (°C)
–75 –50 –25 0
25 50 75 100 125 150
0
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
3045 G19
VIN = 2V
VIN = 10V
TEMPERATURE (°C)
–75 –50 –25 0
25 50 75 100 125 150
1.18
1.20
1.22
1.24
1.26
1.28
1.30
1.32
3045 G20
VIN = 2V
VIN = 10V
TEMPERATURE (°C)
–75 –50 –25 0
25 50 75 100 125 150
50
65
80
95
110
125
140
155
170
185
200
3045 G21
VIN = 20V
150°C
125°C
25°C
–55°C
ENABLE PIN VOLTAGE (V)
0
2
4
6
8 10 12 14 16 18 20
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
3045 G22
VIN = 20V
VIN = 2V
ENABLE PIN VOLTAGE (V)
0
2
4
6
8 10 12 14 16 18 20
0
1
2
3
4
5
6
7
8
9
10
3045 G23
VIN = 2V
150°C
125°C
25°C
–55°C
ENABLE PIN VOLTAGE (V)
–20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
3045 G24



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