L6726A STMicroelectronics, L6726A Datasheet - Page 8

IC CTRLR PWM 1PHASE SO-8

L6726A

Manufacturer Part Number
L6726A
Description
IC CTRLR PWM 1PHASE SO-8
Manufacturer
STMicroelectronics
Type
Step-Down (Buck)r
Datasheet

Specifications of L6726A

Internal Switch(s)
No
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
Adj to 0.8V
Frequency - Switching
270kHz
Voltage - Input
1.5 ~ 12 V
Operating Temperature
-20°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Output Current
1.5 A
Input Voltage
4.1 V to 13.2 V
Operating Temperature Range
- 40 C to + 150 C
Mounting Style
SMD/SMT
For Use With
497-9046 - BOARD EVAL BASED ON L6726A497-6364 - BOARD DEMO FOR TS4995EIJT497-6259 - BOARD EVAL 1PH STPDN CONV L6726A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Power - Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

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Electrical specifications
Table 5.
1. Guaranteed by design, not subject to test.
8/35
Reference
Transconductance error amplifier
Soft-Start and disable
Gate drivers
Over-current protection
V
OCTH_FIXED
Symbol
V
R
R
I
I
I
I
OCSET
UGATE
LGATE
OC_SW
COMP
UGATE
LGATE
DIS
gm
I
I
A
F
FB
SS
0
0
Electrical characteristics (continued)
Output voltage accuracy
Transconductance
Input bias current
Open loop gain
Unity gain
Current capability
Soft-start current
Disable threshold
HS source current
HS sink resistance
LS source current
LS sink resistance
OCSET current source
OC switch-over threshold
Fixed OC
Parameter
(1)
threshold
(1)
(1)
VCC = 5 V to 12 V
V
V
Sourced from FB
Source current
Sink current
From COMP pin
COMP falling
BOOT - PHASE = 5 V to 12 V
BOOT - PHASE = 5 V to 12 V
VCC = 5 V to 12 V
Sourced from LGATE pin.
See
V
V
OUT
OUT
LGATE/OC
PHASE
Doc ID 12754 Rev 4
Section 7.1.1
= 0.8 V, T
= 0.8 V
to GND
Test conditions
rising
A
= 0 °C to 70 °C
Min.
-1.5
0.4
-1
Typ.
-360
0.65
-400
100
360
0.5
1.5
1.1
1.5
70
10
10
4
-
-
Max.
780
1.5
1
5
L6726A
MHz
Unit
mS
mV
mV
nA
dB
μA
μA
μA
μA
%
Ω
Ω
V
A
A

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