參數(shù)資料
型號: L6714
廠商: 意法半導體
英文描述: 4 phase controller with embedded drivers for Intel VR10, VR11 and AMD 6Bit CPUs
中文描述: 4英特爾VR10,VR11和AMD的6位嵌入式CPU的司機相控制器
文件頁數(shù): 38/70頁
文件大?。?/td> 572K
代理商: L6714
Voltage positioning
L6714
38/70
12.2
Offset (Optional)
The OFFSET pin allows programming a positive offset (V
OS
) for the output voltage by
connecting a resistor R
OFFSET
vs. SGND; this offset has to be considered in addition to the
one already introduced during the production stage for the Intel VR10,VR11 Mode.
The OFFSET pin is internally fixed at 1.240V (
See Table 4
) a current is programmed by
connecting the resistor R
OFFSET
between the pin and SGND: this current is mirrored and
then properly sunk from the FB pin as shown in
Figure 12
. Output voltage is then
programmed as follow:
Offset resistor can be designed by considering the following relationship (R
FB
is fixed by the
Droop effect):
Offset automatically given by the DAC selection differs from the offset implemented through
the OFFSET pin: the built-in feature is trimmed in production and assures ±0.5% error
(±0.6% for the AMD DAC) over load and line variations.
Figure 12. Voltage positioning with offset
V
OUT
V
REF
R
FB
I
DROOP
I
OFFSET
(
)
=
R
OFFSET
V
OS
------------------
R
FB
=
1.240V
R
OFFSET
OFFSET
V
REF
FB
COMP
VSEN
64k
FBR
FBG
6
64k
6
R
F
C
F
R
FB
To Vcore
(Remote Sense)
I
D
I
O
I
O
DROOP
相關PDF資料
PDF描述
L6714TR 4 phase controller with embedded drivers for Intel VR10, VR11 and AMD 6Bit CPUs
L6726A Single phase PWM controller
L6726ATR Single phase PWM controller
L6727 Single phase PWM controller
L6727TR Single phase PWM controller
相關代理商/技術參數(shù)
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