MAX8553 Maxim, MAX8553 Datasheet - Page 12

• Manufacturer Part Number: MAX8553
• Description: 4.5V to 28V Input / Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications
• Manufacturer: Maxim

4.5V to 28V Input, Synchronous PWM Buck Controllers
for DDR Termination and Point-of-Load Applications
12
EN/HSD
REFIN
FSEL
POK
______________________________________________________________________________________
MAX8553
TRIG
ONE-SHOT
COMPUTE
ON-TIME
POK
TON
56%
44%
Q
VTTR
VTT
60%
50%
VTT
Q
R
LATCH
Q
OVP
ONE-SHOT
S
0.6V
S
R
TRIG
ERROR
COMP
Q
VTTR
REG
5V
5µA
REF
2V
Functional Diagrams
Σ
Σ
/10
ILIM
VL
BST
DH
LX
DL
PGND
VTT
V+
VL
REF
GND