ST763AC(2007) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ST763AC Datasheet PDF : 14 Pages
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ST763A series
5
Electrical characteristics
Electrical characteristics
Table 4. Electrical characteristics
(VCC = 5V, IO = 0mA, TA = TMIN to TMAX, unless otherwise specified).
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
VCC Input voltage
VO Output voltage
ΔVO Line regulation
ΔVO Load regulation
η Power efficiency
ISUPPLY Supply current
VCC = 4 to 11V, IO = 0 to 300mA
VCC = 4.75 to 11V, IO = 0 to 500mA
IO = 0 to 500mA
IO = 300mA
IO = 100mA
ON Mode (Including switch current)
OFF Mode
VIH SHDN Input high threshold
VIL SHDN Input low threshold
ISHDN Shutdown input leakage current
VLOCK Under voltage lockout
VCC Falling
RDS(on) LX On resistance
ILX = 500mA
ILEAK LX Leakage current
VCC = 12V, VLX = 0V
VREF Reference voltage
TA = 25°C
ΔVREF Temperature reference drift
TA = TMIN to TMAX
fOSC Switching frequency
TA = 25°C
RC Compensation pin impedance
3.3
3.135
3.135
2
1.18
159
11
V
3.3 3.465 V
3.3 3.465 V
0.13
%/V
0.005
%/mA
88
%
90
0.6 2.5 mA
0.2 100 μA
V
0.25 V
1
μA
2.7 3
V
1
Ω
10
nA
1.25 1.32 V
50
ppm/°C
200 212.5 KHz
7500
Ω
7/14
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