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LTC3603 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC3603
Description  2.5A, 15V Monolithic Synchronous Step-Down Regulator
PDF  22 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3603 Datasheet(HTML) 4 Page - Linear Technology

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LTC3603
4
3603fa
TYPICAL PERFORMANCE CHARACTERISTICS
VREF vs Temperature
Switch On-Resistance
vs Input Voltage
Switch On-Resistance
vs Temperature
PVIN Leakage Current
vs Input Voltage
Frequency vs ROSC
Frequency vs Input Voltage
TEMPERATURE (°C)
–50
0.6004
0.6006
25
75
0.6002
0.6000
–25
0
50
100
125
0.5998
0.5996
0.5994
VIN = 12V
3603 G03
INPUT VOLTAGE (V)
5
70
80
90
13
3603 G04
60
50
65
75
85
55
45
40
7
9
11
6
414
8
10
12
15
VBOOST – VSW = INTVCC
TOP
BOTTOM
TEMPERATURE (°C)
–50
80
100
120
25
75
3603 G05
60
40
–25
0
50
100
125
20
0
VIN = 12V
TOP
BOTTOM
INPUT VOLTAGE (V)
5
30
40
50
13
3603 G06
20
10
25
35
45
15
5
0
7
9
11
6
414
8
10
12
15
VRUN = 0V
ROSC (kΩ)
0
2000
2500
3500
150
250
1500
1000
50
100
200
300
350
500
0
3000
3603 G07
INPUT VOLTAGE (V)
1010
1020
1030
3603 G08
990
4
5
6
7
8
9
10 11 12 13 14 15
1040
1000
980
970
960
ROSC = 105kΩ
Burst Mode Operation
Load Step Transient
Forced Continuous
OUTPUT
VOLTAGE
50mV/DIV
INDUCTOR
CURRENT
500mA/DIV
10μs/DIV
3603 G01
VIN = 12V
VOUT = 3.3V
LOAD = 50mA
OUTPUT
VOLTAGE
100mV/DIV
LOAD
CURRENT
1A/DIV
10μs/DIV
3603 G02
VIN = 12V
VOUT = 3.3V



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