MAX8770GTL+T Maxim Integrated Products, MAX8770GTL+T Datasheet - Page 5
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MAX8770GTL+T
Manufacturer Part Number
MAX8770GTL+T
Description
IC CTLR PS 2/1PH QUICK PWM 40QFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX8770GTLT.pdf
(47 pages)
Specifications of MAX8770GTL+T
Applications
Controller, Intel IMVP-6
Voltage - Input
4 ~ 26 V
Number Of Outputs
1
Voltage - Output
0.125 ~ 1.5 V
Operating Temperature
-40°C ~ 105°C
Mounting Type
*
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
PWM Controller for IMVP-6+ CPU Core Power Supplies
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. V
= 1.200V, D0–D6 set for 1.20V (D0–D6 = 0001100). T
CONFIDENTIAL INFORMATION – RESTRICTED TO INTEL
DROOP AND BALANCE
DC Droop Amplifier Offset
DC Droop Amplifier
Transconductance
Current-Balance
Preamplifier Offset
Current-Balance Amplifier
Transconductance
CURRENT LIMIT
Valley Current-Limit Threshold
(Positive)
Valley Current-Limit Threshold
(Negative)
Zero Crossing Threshold
Current-Sense Input Current
C om m on- S ense C om m on- M od e
Inp ut Rang e
Phase 2 Disable Threshold
Gate Drivers
GATE DRIVERS
DH_ Gate Driver
On-Resistance
DL_ Gate Driver
On-Resistance
DH_ Gate Driver Source/Sink
Current
D L_ G ate D r i ver S our ce C ur r ent I
DL_ Gate Driver Sink Current
Driver Propagation Delay
DL_ Transition Time
DH_ Transition Time
PARAMETER
MAX8770/MAX8771/MAX8772 Dual-Phase, Quick-
DD
_______________________________________________________________________________________
= V
CC
= V
D L( S OU RC E )
SHDN
SYMBOL
R
R
I
G
DL(SINK)
G
ON(DH_)
V
ON(DL_)
m(CCI)
V
m(FB)
LIMIT
I
DH
ZX
= V
PSI
∆I
V
V
[V(CSP1, CSN_) - V(CSP2, CSN_)] at I
∆ I
CCI = FB = CSN_ = 0.45V to 1.5V, and
V(CSP_, CSN_) = -10mV to +10mV
CSP_ - CSN_
CSP_, CSN_
PGND1 - LX1, DPRSLPVR = high (skip mode)
CSP_
CSN_
CSN12 (MAX8771)
CSP_ -CSN_
CSP2
BST_ -LX_ forced
to 5V
High state (pullup)
Low state (pulldown)
DH_ forced to 2.5V, BST_ - LX_ forced to 5V
DL_ forced to 2.5V
DL_ forced to 2.5V
DH_ low to DL_ high
DL_ low to DH_ high
DL_ falling, C
DL_ rising, C
DH_ falling, C
DH_ rising, C
= V
FB
CSP
FB
CCI
DPRSTP
/(Σ∆V
= V
_ - V
A
/∆ [V(CSP1, CSN_), V(CSP2, CSN_)]
= 0°C to +85°C, unless otherwise specified. Typical values are at T
CSN
CSN
CS
= 5V, DPRSLPVR = GNDS = PGND_ = GND, V
_ = 1.2V,
),
DL_
DH_
DL_
_ = 0 to +60mV
DH_
CONDITIONS
= 3nF
= 3nF
= 3nF
= 3nF
High state (pullup)
Low state (pulldown)
CCI
= 0
®
IMVP-6 LICENSEES
19.5
MIN
-1.0
-1.0
-0.2
-0.2
-0.4
590
-35
18
3
9
FB
V
CC
TYP
22.5
0.25
600
200
-30
2.5
0.9
0.7
0.7
2.2
2.7
= V
25
20
20
20
20
20
0
8
- 1 V
CCI
= V
CC
MAX
+1.0
+1.0
+0.2
+0.2
+0.4
25.5
610
-25
2.5
2.5
2.0
0.5
2
- 0.4
CSP
A
= +25°C.)
_ = V
UNITS
mV
mV
mV
mV
mV
µS
µS
µA
ns
ns
ns
Ω
Ω
V
A
A
A
CSN
5
_