lm2633mtd National Semiconductor Corporation, lm2633mtd Datasheet - Page 9

• Manufacturer Part Number: lm2633mtd
• Description: Advanced Two-phase Synchronous Triple Regulator Controller For Notebook Cpus
• Manufacturer: National Semiconductor Corporation

SYSTEM
V
V
V
V
V
V
V
V
V
V
Gate Drive (For Channel 1 Switching Regulator Controller)
I
boot1
Electrical Characteristics
uvlo_thr
uvlo_hys
uvp1
uvp2, 3
ovp1
ovp2
lreg_thr
lreg_hys
pwrbad
pwrgd
V
= T
Symbol
CC
J
= +15V unless otherwise indicated under the Conditions column. Typicals and limits appearing in plain type apply for T
= +25˚C. Limits appearing in boldface type apply over 0˚C to +125˚C.
VIN Under-voltage
Lockout (UVLO)
Threshold
VIN UVLO Hysteresis
Channel 1 V
Under-voltage Shutdown
Latch Threshold
(Measured at the FB1)
Channels 2 and 3 V
Undervoltage Shutdown
Latch Threshold
(Measured at the FB2
and FB3)
V
Shutdown Latch
Threshold for Channel 1
(Measured at the FB1)
V
Shutdown Latch
Threshold for Channel 2
(Measured at the FB2)
V
Comparator Enable
Threshold for Channels
1 and 2
Hysteresis of Low
Regulation Comparator
Regulator Window
Detector Thresholds
(PGOOD from High to
Low)
Regulator Window
Detector Thresholds
(PGOOD from Low to
High)
CBOOT Leakage
Current
HDRV1 Source Current
HDRV1 Sink Current
LDRV1 Source Current
LDRV1 Sink Current
HDRV1 High-Side FET
On-Resistance
LDRV1 High-Side FET
On-Resistance
LDRV1 Low-Side FET
On-Resistance
OUT
OUT
OUT
Overvoltage
Overvoltage
Low Regulation
Parameter
OUT
OUT
Rising Edge
VID4:0 = 01100
VID4:0 = 01100
(Note 22)
V
V
V
V
V
CBOOT1
HDRV1
HDRV1
LDRV1
LDRV1
(Continued)
= 0V
= 5V
= V
= 5V
= 7V
SW1
Conditions
=0V, V
9
CBOOT1
= 5V
Min
110
109
110
73
76
85
90
91.5
1.84
Typ
300
114
112
112
100
4.2
1.2
1.0
1.2
2.0
tbd
0.5
80
80
88
93
7
Max
119
115
119
4.5
83
86
97
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%V
%V
%V
%V
%V
%V
%V
%V
Units
mV
nA
V
A
A
A
A
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
A