R-78A3.3-0.5SMD RECOM Power, Inc., R-78A3.3-0.5SMD Datasheet - Page 3

• Manufacturer Part Number: R-78A3.3-0.5SMD
• Description: SWITCHING REGULATOR, 0.5 AMP, SMD, 3.3VSINGLE OUTPUT, HIGH EFFICIENCY
• Manufacturer: RECOM Power, Inc.
• Type: Medicalr

Specifications of R-78A3.3-0.5SMD

• Brand/series: R-78Axx-0.5SMD Series
• Configuration: Encapsulated
• Mounting Type: Surface Mount
• Number Of Outputs: 1
• Operation: Switching
• Output: 3.3 VDC @ 0.5 A
• Primary Type: DC-DC Converter
• Special Features: Remote On/Off
• Voltage, Input: 4.75 to 34 VDC
• Voltage, Output: 3.3 VDC
• Lead Free Status / Rohs Status: RoHS Compliant part

INNOLINE
Table 1: Adjustment Resistor Values
Package Style and Pinning (mm)
SMD 10Pin Package
Vout (nom.)
Vout (adj)
12.6 (V)
0.5Adc
1.5 (V)
1.8 (V)
2.5 (V)
3.0 (V)
3.3 (V)
3.6 (V)
3.9 (V)
4.5 (V)
4.9 (V)
5.0 (V)
5.1 (V)
5.5 (V)
6.5 (V)
8.0 (V)
9.0 (V)
10 (V)
11 (V)
12 (V)
3KΩ
R1
R-78A1.8
1.8Vdc
-0.5SMD
11.8KΩ
4.64KΩ
R2
200Ω
12KΩ
R1
R-78A2.5
-0.5SMD
2.5Vdc
44.2KΩ 88.4KΩ
Recommended Footprint Details
R2
R1
R-78A3.3
-0.5SMD
3.3Vdc
60.4KΩ
11.3kΩ 180KΩ
7.15kΩ 850KΩ
6.34kΩ
5.9kΩ
3.9kΩ
28KΩ
R2
R-78Axx-0.5 SMD
Series
17KΩ
27KΩ
42KΩ
58KΩ
R1
R-78A5.0
-0.5SMD
5.0Vdc
56.2kΩ 160KΩ
2.32kΩ
231kΩ
14kΩ
R2
Pin Connections
Pin #
xx.x ±0.5mm
xx.xx ±0.25mm
6.7KΩ
14KΩ
23KΩ
49KΩ
77kΩ
86kΩ
97KΩ
1,2
3,7,8,9
4,5
6
10
R1
R-78A6.5
-0.5SMD
6.5Vdc
24.6KΩ 400KΩ
10.7KΩ
4.75KΩ
1.65KΩ
R2
Remote On/Off
112KΩ
26KΩ
36KΩ
39KΩ
42KΩ
56KΩ
R1
+Vout
+Vin
V adj
GND
R-78A9.0
-0.5SMD
9.0Vdc
54.9KΩ 345KΩ
16.5KΩ 740KΩ
3.6KΩ
0Ω
R2
125KΩ
200KΩ
17KΩ
24KΩ
26KΩ
28KΩ
36KΩ
63KΩ
R1
R-78A12
-0.5SMD
12.0Vdc
180KΩ
R2
103