MAX797CSE+T Maxim Integrated Products, MAX797CSE+T Datasheet - Page 30

• Manufacturer Part Number: MAX797CSE+T
• Description: IC CNTRLR STEP DOWN 16-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX797CSE+T

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 3.3V, 5V, Adj
• Current - Output: 10A
• Frequency - Switching: 150kHz, 300kHz
• Voltage - Input: 4.5 ~ 30 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Power - Output: 696mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Step-Down Controllers with
Synchronous Rectifier for CPU Power
Figure 20. Buck Converter with Low-Loss SMT Current-Sense Transformer
Figure 21. 1.5V GTL Bus Termination Supply
30
____________________________________________Application Circuits (continued)
______________________________________________________________________________________
INPUT
4.75V
TO 5.5V
INPUT
0.01µF
0.01µF
ON/OFF
C6
0.1µF
0.1µF
SHDN
SS
SHDN
SS
SKIP
SKIP
V+
MAX797
V+
MAX797
GND
GND
VL
VL
PGND
SYNC
CSH
BST
CSL
REF
PGND
DH
DL
SYNC
LX
FB
CSH
BST
CSL
REF
DH
LX
DL
FB
0.33µF
C5
D1
C3
0.1µF
0.33µF
1N4148
1.91Ω, 1%
0.1µF
R3
66.5k
1%
R4
100k
1%
N2
N1
Q1
Q2
T1 = 1:70 5mm SURFACE-MOUNT TRANSFORMER
Q1, Q2 = MMSF5N03 OR Si9410DY
1N4148
1N5819
D2
1N5820
330pF
DALE LPE-3325-A087
T1
4.7µF
C7
D1
3.3µH
4.7µF
L1
TO
VL
MAX495
C1
220µF
OS-CON
R5
150k
10µH
12mΩ
C1
2x 22µF
R1
100k
100k
1%
1%
REMOTE SENSE LINE
N1 = N2 = MTD20N03HDL
L1 = COILCRAFT DO3316-332
R6
49.9k
R7
124k
2 x 220µF
OS-CON
C2
C2
220µF
+5V OUTPUT
AT 3A
1.5V OUTPUT
AT 5A