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BL2940 Arkusz danych(PDF) 5 Page - SHANGHAI BELLING CO., LTD.

Numer części BL2940
Szczegółowy opis  1A Low-Dropout Voltage Regulator
PDF  15 Pages
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Producent  BELLING [SHANGHAI BELLING CO., LTD.]
Strona internetowa  http://www.belling.com.cn
Logo BELLING - SHANGHAI BELLING CO., LTD.

BL2940 Arkusz danych(HTML) 5 Page - SHANGHAI BELLING CO., LTD.

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BL2940
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Electrical Characteristics (Cont.)
(VIN=VO+5V, IO=1A, CO=22µF, TA = TJ = 25℃, unless otherwise specified. )
Parameter Name
Symbol
Test Conditions
BL2940-9V
BL2940-10V
Unit
Min
Typ
Max
Min
Typ
Max
Output Voltage
Vout
5mA ≤ IO ≤ 1A
10.5V ≤ VIN ≤ 26V
11.5V ≤ VIN ≤ 26V
V
8.73
9.00
9.27
9.70
10.0
10.3
Line Regulation
LNR
VO+2V≤VIN≤26V
IO =5mA
20
90
20
100
mV
Load Regulation
LDR
50mA≤I
O≤1A
60
90
65
100
mV
Output Impedance
Ro
100mADC and
20mArms,
fO =120Hz
60
65
mΩ
Quiescent Current
IQ
VO+2V≤VIN≤26V
IO =5mA
10
15
10
15
mA
Output Noise
Voltage
eN
10Hz ~ 100kHz,
IO =5mA
270
300
µVrms
Ripple Rejection
RR
fO =120Hz, 1Vrms
IO =100mA
52
64
51
63
dB
Long term
Stability
34
36
mV/
1000Hr
Dropout Voltage
VD
IO =1A
0.5
0.8
0.5
0.8
V
IO =100mA
110
150
110
150
mV
Short Circuit
Current
Isc
1.6
1.9
1.6
1.9
A
Maximum Line
Transient
TIN
RO =100Ω
T≤1ms
45
55
45
55
V
Reverse Polarity
DC Input Voltage
VRIN
RO =100Ω
-30
-15
-30
-15
V
Reverse Polarity
Transient Input
Voltage
VTRRI
RO =100Ω
T≤1ms
-55
-45
-55
-45
V
Note:
Output current will decrease with temperature increase but will not drop below 1A at the maximum
specified temperature.



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