MAX5089 Maxim Integrated Products, MAX5089 Datasheet - Page 9

• Manufacturer Part Number: MAX5089
• Description: 2.2MHz - 2A Buck Converters with an Integrated High-Side Switch
• Manufacturer: Maxim Integrated Products

Figure 1. MAX5088 Block Diagram
BYPASS
DRAIN
SYNC
CKO
OSC
EN
V+
1V
SOFT-START
DIGITAL
OSCILLATOR
V
REF
_______________________________________________________________________________________
MAX5088
2V
2.2MHz, 2A Buck Converters with an
4-PULSE
SKIP
Integrated High-Side Switch
R
Q
Q
ADAPTIVE
BBM
f
SW
g
m
0.92 x V
/ 4
REF
V
200mV
REF
= 0.6V
R
SENSE
DELAY
180ms
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LDO
200mΩ
N2
30Ω
N3
V
L
= 5.2V
N1
V
BST/VDD
SOURCE
PGND
RESET
FB
COMP
SGND
L
9