max5938 Maxim Integrated Products, Inc., max5938 Datasheet - Page 25

• Manufacturer Part Number: max5938
• Description: Max5938 -48v Hot-swap Controller With Vin Step Immunity, No Rsense, And Overvoltage Protection
• Manufacturer: Maxim Integrated Products, Inc.

-48V Hot-Swap Controller with V
Power-Up Delay
Load-Probe Test Timeout
Load-Probe Retry Time
PGOOD Assertion
Delay Time
Autoretry Delay
Circuit-Breaker Glitch Rejection
ON Glitch Rejection
OV Transient Rejection
GATE Pulldown Pulse Following
a V
GATE Low after a V
Prior to Ramp
IN
Step
BACKPLANE
NAME
IN
GND
-48V
______________________________________________________________________________________
Step,
No R
V
IN
SYMBOL
t
t
t
Timing Table
t
t
CB_DLY
t
PGOOD
LP_OFF
ONDLY
RETRY
OVREJ
SENSE
t
t
REJ
—
—
LP
GND
OFF
ON
OV
STEP_MON
POL_SEL
V
EE
**OPTIONAL COMPONENT REPLACED BY SHORT.
*OPTIONAL COMPONENT.
TYPICAL
TIME (s)
1.26m
(V
220m
220m
1.4m
1.5m
1.5m
350µ
3.5
3.5
1m
IN
MAX5938
, and Overvoltage Protection
= GND - V
EE
)
CB_ADJ
PGOOD
GATE
V
OUT
TRANSISTOR COUNT: 2320
PROCESS: BiCMOS
LP
IN
**
Typical Operating Circuit
*
Step Immunity,
C
LOAD
Chip Information
V+
ON
CONVERTER
DC-DC
V-
25