MAX797ESE Maxim Integrated Products, MAX797ESE Datasheet - Page 31

• Manufacturer Part Number: MAX797ESE
• Description: DC/DC Switching Converters Step-Down Controller for CPU Power
• Manufacturer: Maxim Integrated Products

Specifications of MAX797ESE

• Output Voltage: 2.5 V to 6 V
• Switching Frequency: 300 KHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16
• Minimum Operating Temperature: - 40 C
• Number Of Outputs: 1
• Supply Current: 2 uA
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 22. Battery-Charger Current Source
____________________________________________Application Circuits (continued)
V
10.5V to
28V
IN
D1, D3 CENTRAL SEMI. CMPSH-3
D2 NIEC EC10QS02L, SCHOTTKY RECT.
L1 DALE IHSM-4825 10µH 15%
T1 DALE LPE-3325-A087, CURRENT TRANSFORMER, 1:70
Q1, Q2 MOTOROLA MMSF5N03HD
0.01µF
2X
22µF
35V
______________________________________________________________________________________
6
1
5
SS
SYNC
SHDN
7
FB
Synchronous Rectifier for CPU Power
MAX797
V+
10
4
GND
PGND
SKIP
CSH
CSL
BST
REF
DH
DL
VL
LX
0.33µF
11
14
2
16
15
8
3
9
13
12
4.7µF
Step-Down Controllers with
D1
1.7Ω
0.01µF
D3
Q2
Q1
T1
0.1µF
D2
10µH
L1
0.33µF
6
7
4
MAX495
39k
3
2
3X
100µF
16V
0.025Ω
1.0k
2.5A
I
OUT
31