Datasheet

MAX1761
Small, Dual, High-Efficiency
Buck Controller for Notebooks
22 ______________________________________________________________________________________
Chip Information
TRANSISTOR COUNT: 6045
USE AGND PLANE TO:
- BYPASS V
L
AND REF
- TERMINATE EXTERNAL FB
DIVIDER (IF USED)
- PIN-STRAP CONTROL
INPUTS
USE PGND PLANE TO:
- BYPASS V+
- CONNECT PGND TO THE TOPSIDE
STAR GROUND
VIA TO PGND
NOTE: EXAMPLE SHOWN IS FOR DUAL COMPLEMENTARY MOSFET.
CONNECT PGND TO AGND
BENEATH THE MAX1761 AT
ONE POINT ONLY AS SHOWN.
AGND
VBATT
GND
L1
L2
P2
N2P1 N1
VOUT1 VOUT2
C3
C4
C2 C1
VL
D1 D2
Figure 13. PC Board Layout Example