V7803-500 Ver la hoja de datos (PDF) - CUI INC
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Lista de partido
V7803-500 Datasheet PDF : 6 Pages
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PART NUMBER: V78XX-500 series
rev.
page 5 of 6
date 06/2008
DESCRIPTION: DC switching regulator, non-isolated
APPLICATION NOTES: Positive to Negative conversion option
application
The V78XX-500 series converters
can also be used to convert a posi-
tive voltage into a negative voltage
with only two extra capacitors need-
ed.
model
number
V7803-500
V7805-500
V7806-500
V7809-500
V7812-500
V7815-500
input voltage
range
4.75~25 Vdc
6~27 Vdc
6~25 Vdc
7~23 Vdc
7~20 Vdc
7~17 Vdc
output
voltage
-3.3 Vdc
-5 Vdc
-6.5 Vdc
-9 Vdc
-12 Vdc
-15 Vdc
output
current
400 mA
400 mA
300 mA
200 mA
200 mA
200 mA
efficiency
Vin_min
Vin_max
73%
78%
76%
83%
83%
85%
87%
86%
85%
87%
84%
89%
OUTPUT SPECIFICATIONS
item
conditions
min.
output voltage accuracy
at 100% load
line regulation
Vin = min. to max. at full load
load regulation
10% to 100% full load
output ripple
20 MHz bandwidth, output w/ 10μF cap
short circuit protection
continuous, auto recovery upon removal of short
short circuit input power
switching frequency
fixed switching frequency topology
280
dynamic load stability
100%<->10% load
quiescent current
Vin_min to Vin_max at no load
thermal shutdown
internal IC junction
temperature coefficient
-40°C ~ 85°C ambient
max load capacitance
typ.
±2
±0.2
±0.4
20
0.5
330
7
150
max.
±3
±0.4
±0.6
35
1.2
450
±100
10
0.02
1000
unit
%
%
%
mVp-p
W
KHz
mV
mA
°C
%/°C
μF
TYPICAL CHARACTERISTICS
20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382
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