LTC3603 Linear Dimensions Semiconductor, LTC3603 Datasheet - Page 4

• Manufacturer Part Number: LTC3603
• Description: Monolithic Synchronous Step-Down Regulator
• Manufacturer: Linear Dimensions Semiconductor

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LTC3603
TYPICAL PERFORMANCE CHARACTERISTICS
4
0.6006
0.6000
0.5996
0.5994
0.6004
0.6002
0.5998
1000
1020
1015
1010
1005
995
990
980
985
50
45
40
35
30
25
20
15
10
5
0
–50
–50
4
V
PV
vs Input Voltage
Frequency vs Temperature
R
V
V
REF
RUN
OSC
IN
IN
5
–25
–25
= 12V
= 105kΩ
= 0V
vs Temperature
Leakage Current
6
7
0
0
TEMPERATURE (°C)
INPUT VOLTAGE (V)
TEMPERATURE (°C)
8
25
25
9
10
50
50
11
75
75
12
13
100
100
3603 G03
3603 G09
14
3603 G06
125
125
15
3500
2000
1500
1000
3000
2500
600
500
400
300
200
100
500
90
85
80
75
70
65
60
55
50
45
40
0
0
4
4
0
Switch On-Resistance
vs Input Voltage
Frequency vs R
Quiescent Current
vs Input Voltage
V
BOOST
5
5
50
6
6
– V
100
SW
7
7
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
= INTV
8
8
BOTTOM
150
R
TOP
OSC
ACTIVE
SLEEP
9
9
OSC
CC
10
(kΩ)
200
10
11
11
250
12
12
13
13 14
300
3603 G07
14
3603 G04
3603 G10
350
15
15
1040
1030
1020
1010
1000
600
300
120
100
990
980
970
960
500
400
200
100
40
80
60
20
0
0
–50
–50
4
Switch On-Resistance
vs Temperature
Frequency vs Input Voltage
Quiescent Current
vs Temperature
V
R
IN
OSC
5
–25
–25
= 12V
= 105kΩ
6
7
0
0
TEMPERATURE (°C)
INPUT VOLTAGE (V)
TEMPERATURE (°C)
8
BOTTOM
25
25
ACTIVE
SLEEP
9 10 11 12 13 14 15
TOP
50
50
75
75
100
100
3603 G11
3603 G05
3603 G08
3603f
125
125