L6714 STMicroelectronics, L6714 Datasheet - Page 3

IC CTRLR 4PH W/DRIVERS 64-TQFP

L6714

Manufacturer Part Number
L6714
Description
IC CTRLR 4PH W/DRIVERS 64-TQFP
Manufacturer
STMicroelectronics
Datasheet

Specifications of L6714

Applications
Controller, Intel VR10, VR11, AMD CPU
Voltage - Input
12V
Number Of Outputs
4
Voltage - Output
0.3 ~ 1.6 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
64-TQFP Exposed Pad, 64-eTQFP, 64-HTQFP, 64-VQFP
Mounting Style
SMD/SMT
Case
QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L6714
Manufacturer:
STMicroelectronics
Quantity:
10 000
Part Number:
L6714
Manufacturer:
ST
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L6714D
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ST
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Part Number:
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STMicroelectronics
Quantity:
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Manufacturer:
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Manufacturer:
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Quantity:
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L6714
12
13
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15
16
17
18
19
20
21
22
Voltage positioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
12.1
12.2
Dynamic VID transitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Enable and disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Soft start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
15.1
15.2
15.3
Output voltage monitor and protections . . . . . . . . . . . . . . . . . . . . . . . . 47
16.1
16.2
16.3
16.4
Maximum Duty-cycle limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Over current protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
18.1
18.2
Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Driver section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
System control loop compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
21.1
Thermal monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Droop function (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Offset (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Intel mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
AMD mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Low-Side-Less startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Under voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Preliminary over voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Over voltage and programmable OVP . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
PGOOD (Only for AMD mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Low side MOSFET sense over current . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Inductor sense over current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Compensation network guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Contents
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