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L6728DTR Datasheet(PDF) 7 Page - STMicroelectronics

Part # L6728DTR
Description  Single-phase PWM controller with Power Good
Download  33 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6728DTR Datasheet(HTML) 7 Page - STMicroelectronics

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L6728D
Electrical specifications
Doc ID 16498 Rev 1
7/33
4
Electrical specifications
4.1
Absolute maximum ratings
Table 4.
Absolute maximum ratings
4.2
Electrical characteristics
VCC = 5 V to 12 V; TJ = 0 to 70 °C unless otherwise specified
Symbol
Parameter
Value
Unit
VCC
to GND
-0.3 to 15
V
VBOOT, VUGATE
to PHASE
to GND
to GND; t < 200 ns
15
33
45
V
VPHASE
to GND
to GND; t < 200 ns
-5 to 18
-8 to 30
V
VLGATE
to GND
-0.3 to VCC+0.3
V
FB, COMP, VSEN to GND
-0.3 to 3.6
V
PGOOD to GND
-0.3 to VCC+0.3
V
Table 5.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Supply current and power-ON
ICC
VCC supply current
UGATE and LGATE = OPEN
6
mA
IBOOT
BOOT supply current
UGATE = OPEN; PHASE to GND
0.7
mA
UVLO
VCC Turn-ON
VCC rising
4.1
V
Hysteresis
0.2
V
Oscillator
FSW
Main oscillator accuracy
270
300
330
kHz
ΔV
OSC
PWM ramp amplitude
1.4
V
dMAX
Maximum duty cycle
80
%
Reference and error amplifier
Output voltage accuracy
-0.8
-
0.8
%
A0
DC gain (1)
120
dB
GBWP
Gain-bandwidth product (1)
15
MHz
SR
Slew-rate (1)
8V/
μs
DIS
Disable threshold
COMP falling
0.70
0.85
V


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