MAX8524 MAXIM [Maxim Integrated Products], MAX8524 Datasheet - Page 6

• Manufacturer Part Number: MAX8524
• Description: 2- to 8-Phase VRM 10/9.1 PWM Controllers with Precise Current Sharing and Fast Voltage Positioning
• Manufacturer: MAXIM [Maxim Integrated Products]

2- to 8-Phase VRM 10/9.1 PWM Controllers
with Precise Current Sharing and Fast Voltage
Positioning
ELECTRICAL CHARACTERISTICS (continued)
(V
100kΩ to V
noted.) (Note 2)
6
Note 1: Total soft-start time equals the soft-start time per step times the VID voltage divided by 12.5mV.
Note 2: Specifications at -40°C are guaranteed by design.
PWRGD OUTPUT
Output Low Level
Output High Leakage
PWRGD Blanking Time
PWRGD Upper Threshold
PWRGD Lower Threshold
OVP PROTECTION
Output Overvoltage Trip
Threshold, OVP Action
PWM, CLKO OUTPUTS
Output Low Level
Output High Level
PWM Selection Threshold
CC
_______________________________________________________________________________________
= 5V, VID_ = high, ILIM = 1.5V, EN = open, RS- = GND = 0V, CLKI = open, CLKO = open, R
PARAMETER
CC
, PWM_ = open, COMP = 1V, CS_+ = 1.1V, CS1_3- = CS2_4- = RS+ = 1.1V, T
I
V
From EN rising, tracks CLKO
Output rising
Output falling
Output falling
Output rising
MAX8524 output rising
MAX8525 output rising
I
I
V
PWRGD
PWM_
PWM_
PWRGD
CC
= 4.5V to 5.5V
= -5mA
= +5mA
= 4mA
= 5.5V
CONDITIONS
A
= -40°C to +85°C, unless otherwise
VID +
0.125
VID +
0.075
0.250
0.175
VID +
VID +
0.175
VID -
VID -
MIN
0.20
4.5
0.8
OSC
3
= 95.3kΩ to GND, PWRGD =
TYP
VID +
0.175
VID +
0.125
0.200
0.125
VID +
VID +
0.225
VID -
VID -
MAX
0.25
0.4
0.4
3.1
1
5
UNITS
ms
µA
V
V
V
V
V
V
V