MAX1567ETL+T Maxim Integrated Products, MAX1567ETL+T Datasheet - Page 24
![IC DGTL CAM PWR-SUP 6CH 40TQFN](/photos/6/65/66502/40-qfn_pkg_sml.jpg)
MAX1567ETL+T
Manufacturer Part Number
MAX1567ETL+T
Description
IC DGTL CAM PWR-SUP 6CH 40TQFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX1567ETLT.pdf
(35 pages)
Specifications of MAX1567ETL+T
Applications
Controller, Digital Camera
Voltage - Input
0.7 ~ 5.5 V
Number Of Outputs
7
Voltage - Output
1.25 ~ 5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
40-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Six-Channel, High-Efficiency, Digital
Camera Power Supplies
Figure 13. SEPIC Converter Additional Boost-Buck Channel
Figure 15. Using SDOK to Drive External PFET that Gates 3.3V Power to CPU After 1.8V Core Voltage Is in Regulation
24
______________________________________________________________________________________
1-CELL
(PARTIAL)
INPUT
MAX1566
MAX1567
V
PART OF
PV
SU
Li+
PVSU
DL_
FB_
L1
Q1
C2
L2
SUSD
D1
CURRENT-
OR DOWN
CURRENT-
(PARTIAL)
MODE UP
MAX1566
MAX1567
MODE
STEP-
DOWN
PWM
PWM
R1
R2
PGSD
OUTPUT
3.3V
SDOK
PVSD
LXSD
FBSD
PVM
PGM
FBM
LXM
L3
L4
TO
V
Figure 14. Adding a PWM Channel with an External MAX1801
Slave Controller
BATT
V
OUT
V
+1.8V
350mA
SD
DL
FB
COMP
GND
TO BATT
MAX1801
V
+3.3V
3.3V
TO
CPU
M
DCON
OSC
REF
IN
PVSU
OSC
REF
MAX1566
MAX1567
(PARTIAL)