LTC3589EUJ-1#PBF Linear Technology, LTC3589EUJ-1#PBF Datasheet - Page 9
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LTC3589EUJ-1#PBF
Manufacturer Part Number
LTC3589EUJ-1#PBF
Description
Manufacturer
Linear Technology
Datasheet
1.LTC3589EUJ-1PBF.pdf
(46 pages)
Specifications of LTC3589EUJ-1#PBF
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TYPICAL PERFORMANCE CHARACTERISTICS
2.30
2.25
2.20
2.15
2.10
2.05
2.00
1.95
120
100
40
20
80
60
14
12
10
0
8
6
4
2
0
–50
2.5
2.5
Standby I
Step-Down Switching Regulator
I
Oscillator Frequency
vs Temperature
VIN
Burst Mode OPERATION
ENABLE TWO BUCKS
vs V
3.0
3.0
–10
IN
VIN
TEMPERATURE (°C)
ENABLE ONE BUCK
3.5
3.5
vs V
30
ENABLE THREE BUCKS
V
V
IN
IN
4.0
4.0
IN
(V)
(V)
70
4.5
4.5
110
5.0
5.0
22554 G01
3589 G04
3589 G07
150
5.5
5.5
1200
1000
–0.2
–0.4
–0.6
–0.8
250
200
150
100
800
600
400
200
1.0
0.8
0.6
0.4
0.2
50
0
0
0
–50
2.5
2.5
LDO2 to LDO4 I
Input Supply Current
vs Temperature
Switching Frequency Change vs V
–25
ENABLE THREE LDOs
ENABLE TWO LDOs
ENABLE ONE LDO
3.0
3.0
ALL REGULATORS ENABLED
Burst Mode OPERATION
0
STANDBY (ONLY LDO1 ON)
ALL REGULATORS ENABLED
PULSE-SKIPPING MODE
TEMPERATURE (°C)
3.5
3.5
25
V
V
VIN
IN
4.0
IN
4.0
50
(V)
(V)
vs V
75
4.5
4.5
IN
100 125 150
5.0
5.0
3589 G02
3589 G05
3589 G08
V
IN
5.5
5.5
IN
= 3.8V, T
LTC3589/LTC3589-1
200
100
200
150
100
900
800
700
600
500
400
300
450
400
350
300
250
100
50
90
80
70
60
50
40
30
20
10
0
0
0
0.01
2.5
2.5
A
Buck-Boost Efficiency vs I
Step-Down Switching Regulator
I
Buck-Boost I
VIN
= 25°C, unless otherwise noted.
PULSE-SKIPPING MODE
V
IN
ENABLE THREE BUCKS
ENABLE TWO BUCKS
= 3.8V
vs V
3.0
3.0
ENABLE ONE BUCK
0.1
IN
LOAD CURRENT (mA)
3.5
3.5
1
BURST
VIN
PWM MODE
Burst Mode OPERATION
V
V
IN
IN
vs V
4.0
4.0
(V)
(V)
10
PWM MODE
IN
4.5
4.5
100
V
V
V
OUT
OUT
OUT
OUT
5.0
5.0
= 5.0V
= 2.5V
= 3.3V
1000
3589 G03
3589 G06
3589 G9
3589fc
9
5.5
5.5