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L6758ATR Datasheet(PDF) 14 Page - STMicroelectronics

Part # L6758ATR
Description  DPM - dynamic phase management
PDF  42 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6758ATR Datasheet(HTML) 14 Page - STMicroelectronics

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Electrical specifications
L6758A
14/42
DocID023298 Rev 2
IMON ADC
GetReg(15h)
V
IMON
= 0.992 V
CC
Hex
Accuracy
C0
CF
Hex
PWM outputs and ENDRV
PWMx,
SPWM
Output high
I = 1 mA
5
V
Output low
I = -1 mA
0.2
V
I
PWM1
Test current
Sourced from pin, EN_VTT=0.
10
μA
I
PWM2
Test current
0
μA
I
PWMx, SPWM
Test current
Sourced from pin, EN_VTT=0.
-10
μA
(S) ENDRV
Voltage low
I
(S)ENDRV
= -4 mA; both sections
0.4
V
Protections (both sections)
OVP
Overvoltage protection
VSEN rising; wrt Ref.
+125
+200
mV
UVP
Undervoltage protection
VSEN falling; wrt Ref; Ref > 500 mV
-525
-375
mV
FBR Disc
FB disconnection
V
CS-
rising, above VSEN/SVSEN
650
700
750
mV
FBG Disc
FBG disconnection
EA NI input wrt VID
450
500
550
mV
VR_RDY,
SVR_RDY
Voltage low
I = -4 mA
0.4
V
V
OC_TOT
Overcurrent threshold
V
IMON
, V
SIMON
rising
1.50
1.55
1.60
V
I
OC_TH
Constant current
MPhase only
35
μA
VR_HOT
Voltage low
I
SINK
= -5 mA
13
Ω
GATE DRIVE CONTROL
GDC
Max. current
Any PS.
200
mA
Impedance
PS00h (GDC=VCC12)
6
Ω
> PS00h; (GDC=VCC5)
6
Ω
Table 5. Electrical characteristics (VCC = 5 V ± 5%, TJ = 0 °C to 70 °C unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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