MAX17528GTJ+ Maxim Integrated Products, MAX17528GTJ+ Datasheet - Page 6

• Manufacturer Part Number: MAX17528GTJ+
• Description: IC PWM CTRLR STP-DWN 32TQFN-EP
• Manufacturer: Maxim Integrated Products
• Series: Quick-PWM™r

Specifications of MAX17528GTJ+

• Applications: Controller, Intel IMVP-6.5™ GMCH
• Voltage - Input: 4.5 ~ 5.5 V
• Number Of Outputs: 1
• Voltage - Output: 0.01 ~ 1.5 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1-Phase Quick-PWM
Intel IMVP-6.5/GMCH Controllers
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
GNDS = PGND = GND, V
wise specified.) (Note 2)
6
PWM CONTROLLER
Input-Voltage Range
DC Output-Voltage Accuracy
Boot Voltage
GNDS Input Range
GNDS Gain
TIME Voltage
TIME Slew-Rate Accuracy
On-Time
Minimum Off-Time
BIAS CURRENTS
Quiescent Supply Current (V
FAULT PROTECTION
Output Undervoltage-Protection
Threshold
IMVP-6.5 CLKEN Startup Delay
(Boot Time Period, CLKEN Pullup
to 3.3V with 1.9k )
_______________________________________________________________________________________
PARAMETER
IN
= 12V, V
FB
= V
CC
CSP
)
DD
= V
= V
SYMBOL
t
OFF(MIN)
A
V
t
V
V
BOOT
CC
CSN
BOOT
GNDS
t
TIME
I
UVP
ON
CC
= 5V, CLKEN pullup to 3.3V with 1.9kΩ, SHDN = SLOW = ILIM = PGDIN = V
= 1.200V, D0–D6 set for 1.20V (D0–D6 = 0001100). T
V
Measured at FB with
respect to GNDS;
includes load-
regulation error
(Note 3)
IMVP-6.5 (CLKEN pullup to 3.3V with 1.9k )
V
I
R
R
178k
Soft-start and soft-shutdown;
R
178k
SLOW = GND,
R
178k
V
(Note 4)
Measured at DH (Note 4)
Measured at V
FB forced above the regulation point
Measured at FB with respect to unloaded
output voltage
IMVP-6.5, CLKEN pullup to 3.3V with
1.9k ; measured from the time when FB
reaches the boot target voltage (Note 3);
the time needed for FB to reach this target
voltage is based on the slew rate set by
R
TIME
CC
V
CC
IN
TIME
TIME
TIME
TIME
TIME
OUT
= 12V, V
, V
= 4.5V to 5.5V,
= 28µA (R
DD
/ V
= 71.5k
= 35.7k
= 35.7k
= 35.7k
(5mV/µs nominal)
(0.625mV/µs nominal)
(2.5mV/µs nominal)
GNDS
FB
CC
, -200mV V
= 1.2V
CONDITIONS
TIME
(12.5mV/µs nominal)
(25mV/µs nominal) to
(3.125mV/µs nominal) to
(12.5mV/µs nominal) to
, V
SKIP
= 71.5k )
DAC codes from
0.8125V to 1.5000V
DAC codes from
0.3750V to 0.8000V
DAC codes from 0V
to 0.3625V
R
R
R
= 5V,
TON
TON
TON
GNDS
= 96.75k
= 200k
= 303.25k
+200mV
1.085
-0.75
-200
0.95
1.98
-460
MIN
142
300
425
4.5
-10
-25
-10
-15
-20
-20
A
20
= -40°C to +105°C, unless other-
+0.75
1.115
+200
MAX
1.05
2.02
-340
+10
+25
+10
+15
+20
+20
192
366
575
400
100
5.5
3
CC
, SKIP =
UNITS
mA
mV
mV
V/V
mV
ns
ns
µs
%
%
V
V
V