MAX15048ETJ+ Maxim Integrated Products, MAX15048ETJ+ Datasheet - Page 27

IC CTRLR PWM STP-DN TRIPL 32WQFN

MAX15048ETJ+

Manufacturer Part Number
MAX15048ETJ+
Description
IC CTRLR PWM STP-DN TRIPL 32WQFN
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of MAX15048ETJ+

Applications
Power Supply Controller, Sequencer
Voltage - Supply
4.7 V ~ 23 V
Current - Supply
6mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-WQFN Exposed Pad
Number Of Outputs
3
Output Voltage
5 V
Input Voltage
4.7 V to 23 V
Supply Current
6 mA
Switching Frequency
200 KHz
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Input
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
8) Place a second pole (
9) Calculate R
where V
Figure 7. MAX15048 Coincident Tracker Typical Operating Circuit
V
OUT3
below one-half the switching frequency:
FB_
= 0.6V.
IN
2
V
OUT1
R
using the following equation:
______________________________________________________________________________________
2
C
=
CF
R
1
=
×
π ×
V
OUT_
f
P2
f
SW
V
1
FB_
=
×
- V
2
R
π ×
FB_
F
DH3
LX3
BST3
DL3
PGND3
FB3
COMP3
EN3
R
F
1
×
Triple-Output Buck Controllers
C
CF
) at or
V
with Tracking/Sequencing
REG
MAX15048
Figure 7 shows the MAX15048 coincident tracker.
Figure 8 is the MAX15048 ratiometric tracker and
Figure 9 is the MAX15049 sequencer. Figure 10 shows
the evaluation kit schematic configured for the MAX15049
(sequencer).
Typical Operating Circuits
COMP1
PGND1
BST1
DH1
EN1
DL1
LX1
FB1
IN
IN
V
OUT1
27

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