Features: ·efficiency up to 95%·no need for heatsink·wide input rang·short circuit protectio·thermal shutdow·low ripple and nois·pin compatible to LM78XX series·non-isolateSpecifications OUTPUT SPECIFICATIONS item conditions min. typ max. unit output voltage accuracy a...
V78XX-1000: Features: ·efficiency up to 95%·no need for heatsink·wide input rang·short circuit protectio·thermal shutdow·low ripple and nois·pin compatible to LM78XX series·non-isolateSpecifications OUTPUT...
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OUTPUT SPECIFICATIONS | |||||
item |
conditions |
min. |
typ |
max. |
unit |
output voltage accuracy |
at 100% load |
±2 |
±3 |
% | |
line regulation |
Vin = min. to max. at full load |
±0.2 |
±0.4 |
% | |
load regulation |
10% to 100% full load |
±0.4 |
±0.6 |
% | |
output ripple |
20 MHz bandwidth, output w/10F cap |
20 |
35 |
mVp-p | |
short circuit protection |
continuous, auto recovery upon removal of short |
||||
short circuit input power |
load impedance is0.1 |
0.5 |
1.2 |
W | |
output current limit |
subject to over-temp shutdown |
2000 |
mA | ||
switching frequency |
fixed switching frequency topology |
280 |
330 |
450 |
KHz |
dynamic load stability |
100%<->10% load |
±100 |
mV | ||
quiescent current |
Vin_min to Vin_max at no load |
5 |
7 |
mA | |
thermal shutdown |
internal IC junction |
150 |
|||
temperature coefficient |
-40~ 85 ambiet |
0.02 |
%/ | ||
max load capacitance |
2000 |
F |
GENERALSPECIFICATIONS | |||||
item |
conditions |
min. |
typ. |
max. |
unit |
operating temperature range |
see derating curve |
-40 |
85 |
||
operating case temperature |
-40 |
100 |
|||
storage temperature range |
-55 |
125 |
|||
cooling |
free air convection |
||||
solderability |
1.5 mm from case for 10 seconds |
300 |
|||
storage humidity range |
relative humidity, non-condensing |
10 |
95 |
% | |
case material |
plastic (UL94-V0) |
||||
case thermal impedance |
50 |
/W | |||
MTBF |
at 25per MIL-HDBK-217 |
F2,000,00 |
hours | ||
package weight |
3.7 |
grams |
The V78XX-1000 series of switching regulators are designed to replace 78XX linear regulators, with the objective of drop-in r eplacement without the need for a heatsink, because the V78XX series features high efficiency under all line onditions. Built-in short-circuit and over-temperature protections ensure very rugged operations. Additionally, low ripple and oiseperformance make the parts useful in a wide range of applications.