STOD13AS 데이터 시트보기 (PDF) - STMicroelectronics
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STOD13AS Datasheet PDF : 25 Pages
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Electrical characteristics
4
Electrical characteristics
STOD13AS
TJ = 25 °C, VINA = VINP = 3.7 V, IMID,O2 = 30 mA, CIN = 2 x 10 µF, CMID = 10 µF,
CO2 = 2 x 10 µF, CREF = 1 µF, L1 = L2 = 4.7 µH, VEN = 2 V, VMID = 4.6 V, VO2 = -4.9 V unless
otherwise specified.
Table 6. Electrical characteristics
Symbol
Parameter
Test conditions
General section
VINA, VINP
UVLO_H
UVLO_L
I_VI
IQ_SH
VEN H
VEN L
IEN
VFD H
VFD L
IFD
fs
Supply input voltage
Under voltage lockout HIGH
Under voltage lockout LOW
Input current
VINA rising
VINA falling
No load condition
Shutdown current
Enable high threshold
Enable low threshold
VEN = VSW = GND
TJ = -40°C to +85°C
VINA=2.5V to 4.5V,
TJ = -40°C to +85°C
Enable input current
VEN=VINA=4.5V;
TJ = -40°C to +85°C
Fast discharge high threshold
VINA=2.5V to 4.5V,
TJ = -40°C to +85°C
Fast discharge low threshold
Fast discharge input current
Switching frequency
VFD=VINA=4.5V;
TJ = -40°C to +85°C
PWM mode
D1MAX
D2MAX
VREF
IREF
Step-up maximum duty cycle No load
Inverting maximum duty cycle No load
Total system efficiency
Reference voltage
Reference current capability
IMID,O2=10 to 30mA,
VMID=4.6V, VO2=-4.9V
IMID,O2=30 to 150mA,
VMID=4.6V, VO2=-4.9V
IMID,O2=150 to 250mA,
VMID=4.6V, VO2=-4.9V
IREF=10µA
@ 98.5% of no load
reference voltage
Step-up converter section
VMID
Positive output voltage
Positive output voltage total
variation
VINA=VINP=2.9V to 4.5V;
IMID=5mA to 250mA, IO2 no
load TJ = -40°C to +85°C
8/25
Doc ID 022733 Rev 1
Min.
2.5
1.9
1.2
1.2
1.35
1.208
100
-0.8
Typ.
3.7
2.22
2.18
1.7
1.5
87
87
78
85
82
1.220
4.6
Max. Unit
4.5
V
2.25
V
V
2.1
mA
1
µA
V
0.4
1
µA
V
0.4
50
µA
1.65 MHz
%
%
%
1.232 V
µA
V
0.8
%
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