Datasheets»CUI»V78-1000 Datasheet

V78-1000 Datasheet

Download or read online CUI V78-1000 NON-ISOLATED SWITCHING REGULATOR pdf datasheet.



Page
1 of 7
next
SERIES: V78-1000 │ DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR
FEATURES
• 1 A current output
• extremely high efficiency up to 97%
• no heat sink required
• pin compatible to LM78XX linear regulators
• available in straight and right angle SIP packages
• low ripple and noise
• short circuit protection, thermal shutdown
• wide temperature (-40~85°C)
RoHS
MODEL
(Vdc)
V7803-1000
V7805-1000
V7806-1000
V7809-1000
V7812-1000
V7815-1000
Notes:
1. ripple and noise are measured at 20 MHz BW
PART NUMBER KEY
Base Number
input
output
voltage
voltage
typ
range
(Vdc)
(Vdc)
24
4.75~28
3.3
24
6.5~32
5
24
9~32
6.5
24
12~32
9
24
16~32
12
24
20~32
15
V78
XX
- 1000
Output Voltage
Output Current
cui.com
output
ripple
current
and noise
1
max
max
(mA)
(mVp-p)
1,000
35
1,000
35
1,000
35
1,000
35
1,000
35
1,000
35
X
"blank" = straight pins
R = 90° pins
date
date
04/22/2013
04/22/2013
page 1 of 7
page 1 of 7
efficiency
Vin min
Vin max
(%)
(%)
90
83
93
88
94
90
95
92
96
94
97
94

Summary of Contents

Page 1

... SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR FEATURES • current output extremely high efficiency up to 97% no heat sink required pin compatible to LM78XX linear regulators available in straight and right angle SIP packages low ripple and noise short circuit protection, thermal shutdown • ...

Page 2

... CUI Inc SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR INPUT parameter conditions/description 3.3 V model 5 V model 6.5 V model operating input voltage 9 V model 12 V model 15 V model OUTPUT parameter conditions/description line regulation Vin min max, at full load load regulation measured from 10% load to full load ...

Page 3

... CUI Inc SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR DERATING CURVES MECHANICAL parameter conditions/description dimensions 11.50 x 9.00 x 17.50 (0.689 x 0.354 x 0.453 inch) case material plastic (UL94-V0) weight MECHANICAL DRAWING units: mm [inches] tolerance: ±0.25 [0.010] pin section tolerance: ±0.10 [0.004] V78XX-1000 11.50[0.453] 17.50 [0.689] 4 ...

Page 4

... CUI Inc SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR EXTERNAL CAPACITOR TABLE Part Number V7803-1000(R) V7805-1000(R) V7806-1000(R) V7809-1000(R) V7812-1000(R) V7815-1000(R) TYPICAL APPLICATION CIRCUIT 1 V78XX-1000(R) Vin 2 C1 GND GND C1 1 Vin V78XX-1000(R) 2 OUTPUT RIPPLE REDUCTION Vin GND To reduce output ripple recommended to add a LC filter in output port. ...

Page 5

... CUI Inc SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR EFFICIENCY AND RIPPLE CURVES Efficiency Efficiency(%) 100 4. Efficiency VS Vin(Full Load) Efficiency(%) 100 200 400 600 Efficiency VS Load(VinVin_min) Efficiency(%) 100 200 ...

Page 6

... CUI Inc SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR TEST CONFIGURATION Efficiency and Output Voltage Ripple Test Vin GND Start-up and Load Transient Response Test Vin GND Note: All specifications measured at 25°C, humidity <75%, nominal input voltage, and full load unless otherwise noted. ...

Page 7

... CUI Inc SERIES: V78-1000 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR REVISION HISTORY rev. 1.0 1.01 1.02 1.03 The revision history provided is for informational purposes only and is believed to be accurate. CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use ...

Comments to this Datasheet