參數(shù)資料
型號: L6722
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, QCC36
封裝: 6 X 6 MM, 1 MM PITCH, VFQFPN-36
文件頁數(shù): 3/34頁
文件大?。?/td> 421K
代理商: L6722
Obsolete
Product(s)
- Obsolete
Product(s)
L6722
3 Electrical specifications
11/34
3
Electrical specifications
3.1
Absolute maximum ratings
3.2
Electrical characteristics
Table 3.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VCC
to PGND
15
V
VBOOTx - VPHASEx
Boot Voltage
15
V
VUGATEx - VPHASEx
15
V
LGATEx, PHASEx, to PGNDx
-0.3 to VCC + 0.3
V
All other Pins to PGNDx
-0.3 to 7
V
VPHASEx
Positive Peak Voltage; T<20ns @ 600kHz
26
V
Negative Peak Voltage
TBD
V
Table 4.
Electrical characteristics
(VCC = 12V±15%, TJ = 0°C to 70°C unless otherwise specified).
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Supply current and power-on
ICC
VCC Supply current
HGATEx and LGATEx = OPEN
BOOTx = 12V
17
mA
IBOOTx
BOOTx Supply Current
HGATEx = OPEN; PHASEx to
PGNDx; BOOTx = 12V
0.7
mA
UVLOVCC
VCC Turn-ON
VCC Rising
9.2
V
VCC Turn-OFF
VCC Falling
7
V
UVLOOVP
Pre-OVP Turn-ON
VCC Rising
3.8
V
Pre-OVP Turn-OFF
VCC Falling
3
V
Oscillator and inhibit
FSW
Main Oscillator Accuracy
OSC = OPEN
OSC = OPEN; TJ = 0°C to 125°C
90
110
kHz
INHIL
Disable Thresholds
0.5
V
dMAX
Maximum Duty Cycle
OSC = OPEN; IISENx = 0A
80
%
OSC = OPEN; IISENx = 35A
40
%
VOSC
PWMx Ramp Amplitude
3
V
FLT
Voltage at Pin OSC
OVP Active
5
V
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