L6728DTR STMicroelectronics, L6728DTR Datasheet - Page 4

IC PWM CTLR 1PH POWERGOOD 10DFN

L6728DTR

Manufacturer Part Number
L6728DTR
Description
IC PWM CTLR 1PH POWERGOOD 10DFN
Manufacturer
STMicroelectronics
Datasheet

Specifications of L6728DTR

Pwm Type
Voltage Mode
Number Of Outputs
1
Frequency - Max
330kHz
Duty Cycle
80%
Voltage - Supply
5 V ~ 12 V
Buck
Yes
Boost
No
Flyback
No
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
No
Operating Temperature
-40°C ~ 125°C
Package / Case
10-DFN
Frequency-max
330kHz
Duty Cycle (max)
80 %
Mounting Style
SMD/SMT
Switching Frequency
300 KHz
Operating Supply Voltage
5 V to 12 V
Supply Current
6 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-10432-2

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L6728DTR
Manufacturer:
ST
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Part Number:
L6728DTR
Quantity:
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Part Number:
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Manufacturer:
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Typical application circuit and block diagram
1
1.1
1.2
4/33
Typical application circuit and block diagram
Application circuit
Figure 1.
Block diagram
Figure 2.
V
PGOOD
CC
L6728D
L6728A Reference Schematic
= 5V to 12V
PGOOD
VSEN
R
C
OS
P
C
Typical application circuit of the L6728D
DEC
Block diagram of the L6728D
C
R
F
F
V
OUT
OSCILLATOR
R
R
L6728A
L6728D
PG
FB
R
300 kHz
OS
MONITOR
10
7
8
9
COMP
FB
/ DIS
PGOOD
VSEN
CLOCK
L6728D
Doc ID 16498 Rev 1
VCC
GND
R
6
FB
UGATE
PHASE
5
LGATE
BOOT
/ OC
CONTROL LOGIC
PROTECTIONS
ERROR AMPLIFIER
R
OCSET
&
1
3
2
4
PWM
+
-
HS
LS
OC
0.8V
C
HF
L
I
V
OCSET
IN
V
OCTH
= 1.5V to 12V
C
C
BULK
HS
LS
OUT
VCC
LOAD
Vout
L6728D
BOOT
UGATE
PHASE
LGATE
/ OC
GND

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