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STBB2 датащи(PDF) 9 Page - STMicroelectronics

номер детали STBB2
подробное описание детали  800 mA 2.5 MHz, high efficiency dual mode buck-boost DC-DC converter
PDF  25 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STBB2 датащи(HTML) 9 Page - STMicroelectronics

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DocID022745 Rev 9
9/25
STBB2
Electrical characteristics
%VOUT
Output voltage accuracy in PWM
mode
VIN = 2.5 to 5.5 V, VMODE = VIN
VSEL= GND/VIN
-1.5
+1.5
%
Output voltage accuracy in power
save mode
VIN = 2.5 to 5.5 V, VMODE = GND
VSEL = GND/VIN suitable output
current to keep PS operation
-3
+3
%
VFB
Feedback voltage accuracy
Adjustable version
493
500
507
mV
%VOUT
Maximum load regulation
ILOAD = from 10 mA to 800 mA
±0.5
%
VOPP-PS Peak-to-peak ripple in PS mode
IOUT = 100 mA
130
mV
ILKFB
FB pin leakage current
VFB = 5.5 V
9
µA
Logic inputs
VIL
Low-level input voltage (EN,
MODE, BP, VSEL pins)
0.4
V
VIH
High-level input voltage (EN,
MODE, BP, VSEL pins)
1.2
V
ILK-I
Input leakage current (EN,
MODE, BP, VSEL pins)
VEN=VMODE=VBP=VSEL= 5.5 V
0.01
1
µA
Power switches
RDS(on)
P-channel on-resistance
130
350
m
Ω
N-channel on-resistance
130
350
m
Ω
ILKG-P
P-channel leakage current
VIN = VOUT = 5.5 V; VEN = 0
1
µA
ILKG-N
N-channel leakage current
VSW1 = VSW2 = 5.5 V; VEN = 0
1
µA
1.
Not tested in production. This value is guaranteed by correlation with RDS(on), peak current limit and operating input
voltage.
2.
Not tested in production.
Table 6. Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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