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Data Sheet

ManualsBrandsSparkfun Electronics Manuals5.0 V DC RegulatorsL78055V 1.5A Voltage Regulator
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L7800 SERIES
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Table 15: Electrical Characteristics Of L7808C (refer to the test circuits, T
J
= 0 to 125°C, V
I
= 14V,
I
O
= 500 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified).
(*) Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
Table 16: Electrical Characteristics Of L7885C (refer to the test circuits, T
J
= 0 to 125°C, V
I
= 14.5V,
I
O
= 500 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified).
(*) Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C 7.7 8 8.3 V
V
O
Output Voltage I
O
= 5 mA to 1 A P
O
≤ 15W
V
I
= 10.5 to 25 V
7.688.4V
∆V
O
(*) Line Regulation V
I
= 10.5 to 25 V T
J
= 25°C 160 mV
V
I
= 11 to 17 V T
J
= 25°C 80
∆V
O
(*) Load Regulation I
O
= 5 mA to 1.5 A T
J
= 25°C 160 mV
I
O
= 250 to 750 mA T
J
= 25°C 80
I
d
Quiescent Current T
J
= 25°C 8 mA
∆I
d
Quiescent Current Change I
O
= 5 mA to 1 A 0.5 mA
V
I
= 10.5 to 25 V 1
∆V
O
/∆T Output Voltage Drift I
O
= 5 mA -0.8 mV/°C
eN Output Noise Voltage B =10Hz to 100KHz T
J
= 25°C 52 µV/V
O
SVR Supply Voltage Rejection V
I
= 11.5 to 21.5 V f = 120Hz 56 dB
V
d
Dropout Voltage I
O
= 1 A T
J
= 25°C 2 V
R
O
Output Resistance f = 1 KHz 16 mΩ
I
sc
Short Circuit Current V
I
= 35 V T
J
= 25°C 0.45 A
I
scp
Short Circuit Peak Current T
J
= 25°C 2.2 A
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C 8.2 8.5 8.8 V
V
O
Output Voltage I
O
= 5 mA to 1 A P
O
≤ 15W
V
I
= 11 to 26 V
8.1 8.5 8.9 V
∆V
O
(*) Line Regulation V
I
= 11 to 27 V T
J
= 25°C 160 mV
V
I
= 11.5 to 17.5 V T
J
= 25°C 80
∆V
O
(*) Load Regulation I
O
= 5 mA to 1.5 A T
J
= 25°C 160 mV
I
O
= 250 to 750 mA T
J
= 25°C 80
I
d
Quiescent Current T
J
= 25°C 8 mA
∆I
d
Quiescent Current Change I
O
= 5 mA to 1 A 0.5 mA
V
I
= 11 to 27 V 1
∆V
O
/∆T Output Voltage Drift I
O
= 5 mA -0.8 mV/°C
eN Output Noise Voltage B =10Hz to 100KHz T
J
= 25°C 55 µV/V
O
SVR Supply Voltage Rejection V
I
= 12 to 22 V f = 120Hz 56 dB
V
d
Dropout Voltage I
O
= 1 A T
J
= 25°C 2 V
R
O
Output Resistance f = 1 KHz 16 mΩ
I
sc
Short Circuit Current V
I
= 35 V T
J
= 25°C 0.45 A
I
scp
Short Circuit Peak Current T
J
= 25°C 2.2 A