IC CTRLR PWM STP-DN TRIPL 32WQFN

MAX15048ETJ+

Manufacturer Part NumberMAX15048ETJ+
DescriptionIC CTRLR PWM STP-DN TRIPL 32WQFN
ManufacturerMaxim Integrated Products
MAX15048ETJ+ datasheet
 


Specifications of MAX15048ETJ+

ApplicationsPower Supply Controller, SequencerVoltage - Supply4.7 V ~ 23 V
Current - Supply6mAOperating Temperature-40°C ~ 85°C
Mounting TypeSurface MountPackage / Case32-WQFN Exposed Pad
Number Of Outputs3Output Voltage5 V
Input Voltage4.7 V to 23 VSupply Current6 mA
Switching Frequency200 KHzMounting StyleSMD/SMT
Maximum Operating Temperature+ 85 CMinimum Operating Temperature- 40 C
Lead Free Status / RoHS StatusLead free / RoHS CompliantVoltage - Input-
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(V
= 12V, V
= V
, V
= 0V, C
IN
DREG_
REG
PGND_
CONVERTER 1 OUTPUT VOLTAGE
vs. LOAD CURRENT
3.330
3.328
3.325
3.323
V
= 5V
IN
3.320
3.318
3.315
3.313
V
= 12V
IN
3.310
3.308
3.305
3.303
V
= 3.3V
OUT1
3.300
0
0.5
1.0
1.5
2.0
2.5
LOAD CURRENT (A)
SWITCHING FREQUENCY vs. R
RT
1200
1100
1000
900
800
700
600
500
400
300
V
= 12V
IN
200
15.60
31.22
46.84
62.46
78.08
93.70
R
(kI)
RT
ERROR AMP TRANSCONDUCTANCE
vs. TEMPERATURE
3.0
V
= 2V
COMP_
2.8
V
= 0.6V ± 0.02V
FB_
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
-40
-28
-15 -3 10 23
35 48
60
73
TEMPERATURE (°C)
_______________________________________________________________________________________
Triple-Output Buck Controllers
with Tracking/Sequencing
Typical Operating Characteristics (continued)
= 2.2FF, R
= 39.2kI, T
= +25NC, unless otherwise noted. See Figure 10.)
REG
RT
A
CONVERTER 2 OUTPUT VOLTAGE
vs. LOAD CURRENT
1.810
1.809
1.808
V
= 5V
IN
1.807
1.806
1.805
V
= 12V
IN
1.804
1.803
1.802
1.801
V
OUT2
1.800
3.0
0
0.5
1.0
1.5
2.0
LOAD CURRENT (A)
SWITCHING-FREQUENCY ACCURACY
vs. TEMPERATURE
0.5
f
SW
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
-40
-28
-15 -3 10 23
35 48
60
TEMPERATURE (°C)
VALLEY CURRENT LIMIT
vs. TEMPERATURE
95
V
= 12V
IN
90
85
80
75
70
65
60
55
50
45
40
85
-40
-28
-15 -3 10 23
35 48
60
TEMPERATURE (°C)
CONVERTER 3 OUTPUT VOLTAGE
vs. LOAD CURRENT
1.200
1.199
V
= 12V
IN
1.198
1.197
1.196
V
= 5V
IN
1.195
1.194
1.193
1.192
1.191
= 1.8V
1.190
2.5
3.0
0
1
2
3
LOAD CURRENT (A)
REG OUTPUT VOLTAGE
vs. INPUT VOLTAGE
5.10
= 500kHz
5.05
5.00
4.95
4.90
4.85
4.80
4.75
4.70
4.65
4.60
4.55
4.50
73
85
4.70
8.36
12.02
15.68
INPUT VOLTAGE (V)
DL1 AND DH1 PEAK
SOURCE-AND-SINK CURRENT
C
= 10nF
LOAD
73
85
200ns/div
V
= 1.2V
OUT3
4
5
6
I
= 60mA
REG
19.34
23.00
MAX15048 toc12
I
DL1
(1A/div)
I
DH1
(1A/div)
5