V7812-500-SMT CUI Inc, V7812-500-SMT Datasheet - Page 4

• Manufacturer Part Number: V7812-500-SMT
• Description: CONVERT DC/DC REG 12V 500MA SMD
• Manufacturer: CUI Inc
• Series: V-Infinity V78XX-500-SMTr
• Type: Linear Regulator Drop-Inr

Specifications of V7812-500-SMT

• Output: 12V
• Number Of Outputs: 1
• Power (watts): 6W
• Mounting Type: Surface Mount
• Voltage - Input: 14 ~ 28V
• Package / Case: 10-DIP Module (6 Leads)
• 1st Output: 12 VDC @ 500mA
• Size / Dimension: 0.60" L x 0.34" W x 0.28" H (15.2mm x 8.6mm x 7.1mm)
• Power (watts) - Rated: 6W
• Operating Temperature: -40°C ~ 85°C
• Efficiency: 95%
• Approvals: UL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 102-1959-2

PART NUMBER: V78XX-500-SMT
TEST CIRCUIT
EFFICIENCY AND RIPPLE
100
Efficiency (%)
90
80
70
60
50
40
30
20
10
Efficiency (%)
0
100
95
90
85
80
75
70
65
60
55
50
45
40
20 50
20050 SW 112
Efficiency VS Input Voltage (Full Load)
Efficiency VS Output Load (Vin=Norm)
4.5
80 120 160 200 240 280 320 360 400 440 480 500 550 Load (m A)
6
8
10 12 14 16 17 20 22 24 26 28 Vin(V)
th
1) Efficiency and Output Voltage Ripple Test
2) Start-up and Load Transient Response Test
Ave. Tualatin, Oregon 97062
GND
Vin
GND
Vin
C1
C1
V7803-500-SMT
V7805-500-SMT
V7812-500-SMT
V7815-500-SMT
V7803-500-SMT
V7805-500-SMT
V7812-500-SMT
V7815-500-SMT
1
1
7 9
phone
phone [phone] fax
7 9
C onv erter
Co nvert er
D C /DC
DC /DC
Ripple (m V)
DESCRIPTION: DC switching regulator, non-isolated
45
40
35
30
25
20
15
10
5
0
C5
C 5
Ripple (mV)
45
40
35
30
25
20
15
10
20 50 80 120 160 200 240 280 320 360 400 440 480 500 550 Load (m A)
5
0
6
6
Cerami c
C er am ic
Output Voltage Ripple VS Output Load (Vin=Norm)
470pF
47 0p F
Output Voltage Ripple VS Input Voltage (Full Load)
4.5 6
5
5
C2
C2
25.4m m
C3
C3
8 10 12 14 16 17 20 22 24 26 28
5 0.8 m m
Co ppe r strip
Cop pe r strip
Cer amic
Copp er strip
Copper strip
12.7m m
1 F
fax [phone]
25.4m m
10 F
Ta ntalum
+Vout
+Vout
Scope
Scope
rev.
page
date
Vin (V)
V7803-500-SMT
V7805-500-SMT
V7812-500-SMT
V7815-500-SMT
V7803-500-SMT
V7805-500-SMT
V7812-500-SMT
V7815-500-SMT
04/2009
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