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L6756D 데이터시트(PDF) 12 Page - STMicroelectronics

부품명 L6756D
상세설명  2/3/4 phase buck controller for VR10, VR11 and VR11.1 processor applications
PDF  36 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6756D 데이터시트(HTML) 12 Page - STMicroelectronics

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Electrical specifications
L6756D
12/36
3
Electrical specifications
3.1
Absolute maximum ratings
Table 4.
Absolute maximum ratings
3.2
Electrical characteristics
Symbol
Parameter
Value
Unit
VCC
to PGND
15
V
All other Pins to PGNDx
-0.3 to 3.6
V
Table 5.
Electrical characteristics
(VCC = 12 V ± 15 %, TJ = 0 °C to 70 °C unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Supply current and power-on
ICC
VCC supply current
25
mA
UVLOVCC
VCC turn-ON
VCC rising
9.75
V
VCC turn-OFF
VCC falling
7
V
Oscillator, soft-start and ENABLE
FSW
Main oscillator accuracy
185
200
215
kHz
Oscillator adjustability
ROSC = 33 kΩ
500
kHz
ΔV
OSC
PWM ramp amplitude
1.5
V
FAULT
Voltage at pin OSC
OV, UV latch active
3
3.6
V
SOFT-
START
TD1 - initial delay
1
2
3
ms
TD2 - RSS = 27 kΩ
400
500
600
μs
TD3 - VBOOT
100
200
300
μs
Boot voltage - VBOOT
1.026
1.081
1.136
V
EN
VEN rising
0.80
0.85
0.90
V
Hysteresis
100
mV
Reference and DAC
KVID
VOUT accuracy
VSEN to VCORE; FBG to GNDCORE
-0.5
0.5
%
IOS
OFFSET
VSEN = 0.5000 V to 1.6000 V
-40
-50
-60
μA
A0
EA DC gain
130
dB
SR
Slew rate
COMP to SGND = 10 pF
25
V/
μs
VIDIL
VID threshold,
Input low
0.3
V
VIDIH
Input high
0.8
V



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