ncp5389 ON Semiconductor, ncp5389 Datasheet - Page 7

• Manufacturer Part Number: ncp5389
• Description: 2/3 Phase Buck Controller For Vr11 Pentium Iv Processor Applications
• Manufacturer: ON Semiconductor

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
NOTE:
1. Guaranteed by design. Not tested in production.
MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
(0°C < T
ERROR AMPLIFIER
Operating Ambient Temperature Range
Operating Junction Temperature Range
Storage Temperature Range
Lead Temperature Soldering, Reflow (60 to 120 seconds minimum above 237°C)
Thermal Resistance, Junction-to-Ambient (R
JEDEC Moisture Sensitivity Level
Maximum Voltage – VCC pin with respect to AGND
Maximum Voltage – all other pins with respect to AGND
Minimum Voltage – all pins with respect to AGND
Maximum Current into pins: COMP, VDRP, DIFFOUT
Maximum Current into pins: VR_RDY, G1, G2, G3, SS, DRVON
Maximum Current out of pins: COMP, VDRP, DIFFOUT, ROSC
Maximum Current out of pins: G1, G2, G3
Input Bias Current
Inverting Input Voltage
Input Offset Voltage (Note 1)
Open Loop DC Gain (Note 1)
Open Loop Unity Gain Bandwidth (Note 1)
Open Loop Phase Margin (Note 1)
Slew Rate (Note 1)
Maximum Output Voltage
Minimum Output Voltage
Output Source Current (Note 1)
Output Sink Current (Note 1)
ESD Sensitive Device.
A
< 70°C; 0°C < T
Parameter
J
< 85°C; 10.8 V < V
qJA
CC
Rating
) on a thermally conductive PCB in free air
1.0 kW between VFB and COMP Pins
C
R
C
R
C
R
DV
1.2 V < V
C
DC Load = ±125 mA
I
I
V
V
< 13.2 V; All DAC Codes; C
SOURCE
SINK
out
out
L
L
L
L
L
L
L
in
= 60 pF to GND,
= 10 kW to GND
= 60 pF to GND,
= 10 kW to GND
= 60 pF to GND,
= 10 kW to GND
= 60 pF,
= 3.0 V
= 1.0 V
= 100 mV, G = -1.0 V/V,
= 1.0 mA
http://onsemi.com
= 1.0 mA
out
< 2.2 V,
NCP5389
Test Conditions
7
VCC
= 0.1 mF, F
SW
= 400 kHz, unless otherwise stated)
-200
-1.0
Min
3.0
-
-
-
-
-
-
-
-
-55 to 150
0 to 70
0 to 85
Value
-0.3
260
≤ 1
5.5
3.0
3.0
Typ
-50
56
15
20
20
1.3
5.0
3.3
0.9
2.0
2.0
78
15
65
-
Max
-10
1.0
1.0
-
-
-
-
-
-
-
-
Units
°C/W
MSL
MHz
Unit
V/ms
mA
mA
mA
mA
mV
mA
mA
°C
°C
°C
°C
nA
dB
V
V
V
V
V
V
°