IC CTRLR PWM 1PHASE SO-8

L6726A

Manufacturer Part NumberL6726A
DescriptionIC CTRLR PWM 1PHASE SO-8
ManufacturerSTMicroelectronics
TypeStep-Down (Buck)
L6726A datasheet
 


Specifications of L6726A

Internal Switch(s)NoSynchronous RectifierNo
Number Of Outputs1Voltage - OutputAdj to 0.8V
Frequency - Switching270kHzVoltage - Input1.5 ~ 12 V
Operating Temperature-20°C ~ 85°CMounting TypeSurface Mount
Package / Case8-SOIC (3.9mm Width)Output Current1.5 A
Input Voltage4.1 V to 13.2 VOperating Temperature Range- 40 C to + 150 C
Mounting StyleSMD/SMTFor Use With497-9046 - BOARD EVAL BASED ON L6726A497-6364 - BOARD DEMO FOR TS4995EIJT497-6259 - BOARD EVAL 1PH STPDN CONV L6726A
Lead Free Status / RoHS StatusLead free / RoHS CompliantCurrent - Output-
Power - Output-  
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Typical application circuit and block diagram
1
Typical application circuit and block diagram
1.1
Application circuit
Figure 1.
Typical application circuit
V
= 5V to 12V
CC
C
DEC
R
R
C
FB
OS
P
L6726A Reference Schematic
(1) Up to 12V with Vcc > 5V
1.2
Block diagram
Figure 2.
Block diagram
OSCILLATOR
L6726A
4/35
D
5
R
VCC
1
6
FB
BOOT
C
2
7
UGATE
COMP
/ DIS
R
C
8
F
PHASE
R
F
3
4
R
GND
LGATE
/ OC
R
OCSET
CONTROL LOGIC
& PROTECTIONS
DISABLE
CLOCK
Q
S
R
TRANSCONDUCTANCE
ERROR AMPLIFIER
+
-
Doc ID 12754 Rev 4
V
= 1.5V to 19V
IN
D
BOOT
C
C
HF
BULK
HS
gHS
L
R
SN
gLS
LS
C
OUT
C
SN
V
OCTH
OCP
BOOT
UGATE
HS
PWM
PHASE
VCC
LGATE
LS
/ OC
GND
0.8V
I
OCSET
L6726A
(1)
Vout
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