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L79L08ABZ Folha de dados(PDF) 11 Page - STMicroelectronics

Nome de Peças L79L08ABZ
Descrição Electrónicos  Negative voltage regulators
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L79L08ABZ Folha de dados(HTML) 11 Page - STMicroelectronics

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L79LxxAB - L79LxxAC - L79LxxC
Electrical characteristics
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Table 13.
Electrical characteristics of L79L09AB and L79L09AC (refer to the test circuits,
VI = - 15 V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF, TJ = 0 to 125 °C for L79L05AC,
TJ = -40 to 125 °C for L79L05AB, unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VO
Output voltage
TJ = 25°C
-8.64-9-9.36
V
VO
Output voltage
IO = 1 to 40 mA, VI = -11.5 to -23 V
-8.55
-9.45
V
IO = 1 to 70 mA, VI = -15 V
-8.55
-9.45
ΔVO
Line regulation
VI = -11.5 to -23 V, TJ = 25°C
225
mV
VI = -12 to -23 V, TJ = 25°C
150
ΔVO
Load regulation
IO = 1 to 100 mA, TJ = 25°C
80
mV
IO = 1 to 40 mA, TJ = 25°C
40
Id
Quiescent current
TJ = 25°C
6
mA
TJ = 125°C
5.5
mA
ΔId
Quiescent current change
IO = 1 to 40 mA
0.1
mA
VI = -12 to -23 V
1.5
eN
Output noise voltage
B =10Hz to 100kHz, TJ = 25°C
70
µV
SVR
Supply voltage rejection
VI = -12 to -23V, f = 120Hz
IO = 40 mA, TJ = 25°C
37
44
dB
Vd
Dropout voltage
1.7
V
Table 14.
Electrical characteristics of L79L12AB and L79L12AC (refer to the test circuits,
VI = - 19 V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF, TJ = 0 to 125 °C for L79L05AC,
TJ = -40 to 125 °C for L79L05AB, unless otherwise specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VO
Output voltage
TJ = 25°C
-11.5
-12
-12.5
V
VO
Output voltage
IO = 1 to 40 mA, VI = -14.5 to -27 V
-11.4
-12.6
V
IO = 1 to 70 mA, VI = -19 V
-11.4
-12.6
ΔVO
Line regulation
VI = -14.5 to -27 V, TJ = 25°C
250
mV
VI = -16 to -27 V, TJ = 25°C
200
ΔVO
Load regulation
IO = 1 to 100 mA, TJ = 25°C
100
mV
IO = 1 to 40 mA, TJ = 25°C
50
Id
Quiescent current
TJ = 25°C
6.5
mA
TJ = 125°C
6
mA
ΔId
Quiescent current change
IO = 1 to 40 mA
0.1
mA
VI = -16 to -27 V
1.5
eN
Output noise voltage
B =10Hz to 100kHz, TJ = 25°C
80
µV
SVR
Supply voltage rejection
VI = -15 to -25V, f = 120Hz
IO = 40 mA, TJ = 25°C
37
42
dB
Vd
Dropout voltage
1.7
V


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