• Low cost 1W converter
• Industry standard pinout
• SIP7 package
• bullet points (Productmanager)
• 4kVDC isolation
• Efficiency up to 80%
• Wide operating temperature range -40°C to +85°C
• UL60950-1, CAN/CSA C22.2 No. 60950-1 certified
Features
Unregulated
Converters
Description
The RFMM DC/DC converter is typically used in cost sensitive general purpose power isolation and
voltage matching applications. Despite its low cost, it is a fully specified converter with
4kVDC isolation, industrial operating temperature range of -40°C to +85°C without derating and
UL/EN certifications.
DC/DC Converter
RFMM
1 Watt
SIP7
Single Output
Selection Guide
Part
Number
Input
Output
Output Efficiency (1)
Max. Capacitive
Voltage Voltage Current max. Load (2)
[VDC] [VDC] [mA] [%] [µF]
RFMM-0505S
5
5
200 80
1000
Notes:
Note1: Efficiency is tested at nominal input and full load at +25°C ambient
Note2: Max. Cap Load is tested at nominal input and full resistive load
E358085
Model Numbering
UL60950-1 certified
CAN/CSA-C22.2 No 60950-1 certified
EN55032 compliant
RFMM-05 05 S
Input Voltage
Single
Output Voltage
Specifications (measured @ Ta= 25°C, nominal input voltage, full load and after warm-up)
BASIC CHARACTERISTICS
Parameter
Condition
Min.
Typ.
Internal Input Filter
capacitor
Input Voltage Range
Input Surge Voltage
Input Current
Quiescient Current
Minimum Load (3)
Max.
±10%
100µs
10VDC
max. load
250mA
nom. Vin = 5VDC
25mA
30mA
80kHz
100kHz
0%
Internal Operating Frequency
Output Ripple and Noise (4)
50kHz
20MHz BW
Reflected Back Ripple Current
20MHz BW, no external choke
40mVp-p 100mVp-p
20mAp-p
Notes:
Note3: Operation below 10% load won‘t harm the converter, but specifications may not be met
Note4: Measurements are made with a 100nF MLCC across output (low ESR)
continued on next page
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REV.: 0/2018
ECO-1
RFMM
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nominal input voltage, full load and after warm-up)
Efficiency vs. Load
(nominal Vin= 5VDC)
100
Efficiency [%]
80
60
40
20
0
0
20
40
60
Output Load [%]
80
100
REGULATIONS
Parameter
Condition
Values
Output Accuracy
±5.0% max.
Line Regulation
low line to high line, full load
±1.2% typ. / ±1.0% max.
Load Regulation
10% to 100%
±10% typ. / ±15% max.
Output Voltage [%]
Tolerance Envelope
+10%
+8%
Typic
a
l Load
Line
Vnom
+5%
-2%
-5%
10
50
100
Output Load [%]
PROTECTIONS
Parameter
Condition
Short Circuit Protection (SCP)
Isolation Voltage (5)
below 100mΩ
I/P to O/P
tested for 1 second
Value
short term protection mode
4kVDC
Isolation Resistance
1GΩ min.
Isolation Capacitance
75pF max.
Leakage Current
500VAC, 50Hz
Insulation Grade
1µA max.
Functional
Notes:
Note5: For repeat Hi-Pot testing, reduce the time and/or the test voltage
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REV.: 0/2018
ECO-2
RFMM
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nominal input voltage, full load and after warm-up)
ENVIRONMENTAL
Parameter
Condition
Operating Temperature Range
Value
(@ natural convection 0.1m/s) (see graph)
without derating
-40°C to +85°C
Maximum Case Temperature
+105°C
Temperature Coefficient
±0.05%/°C
Thermal Impedance
0.1m/s, horizontal direction
40°C/W
Operating Altitude
2000m
Operating Humidity
non-condensing
95% RH max.
Pollution Degree
PD2
Vibration
MIL-STD-202G
MTBF
13200 x 103 hours
5200 x 103 hours
+25°C
+85°C
according to MIL-HDBK-217F, G.B.
Derating Graph
(@ Chamber and natural convection 0.1m/s)
Output Power [%]
100
80
60
40
30
20
0
-40
-20
0
20
40
60
80 100 120
85
Ambient Temperature [°C]
SAFETY AND CERTIFICATIONS (designed to meet)
Certificate Type (Safety)
Report/File Number
Information Technology Equipment, General Requirements for Safety
E358085-A4
Standard
UL60950-1, 2nd Edition, 2007
CSA C22.2 No. 60950-1-07, 2nd Edition, 2007
RoHs 2+
RoHS 10/10, 2015
EMC Compliance
Condition
Information technology equipment - Radio disturbance
characteristics - Limits and methods of measurement
Standard / Criterion
with external filter
(see below filter suggestion)
EN55032, Class B
EMC Filtering - Suggestions for Class B
C2
L1
+Vin
+Vout
C1
-Vin
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Component List Class B
C1
L1
C2
10µF
4.7µH choke
470pF/5kVDC
-Vout
REV.: 0/2018
ECO-3
RFMM
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nominal input voltage, full load and after warm-up)
DIMENSION AND PHYSICAL CHARACTERISTICS
Parameter
Type
Value
Material
case
potting
non-conductive black plastic (UL94 V-0)
epoxy (UL94 V-0)
Package Dimension (LxWxH)
19.65 x 7.05 x 10.2mm
Package Weight
2.7g typ.
Dimension Drawing (mm)
embossed logo
7.05
0.51
Pin Connections
Pin #
Function
1
+Vin
2
-Vin
5
-Vout
7
+Vout
Marking
0.25
4.10
0.51
10.2
19.65
Recommended Footprint Details
Bottom View
1 2
5
7
2.0
1.27
2.54
Ø1.00 +0.15
Tolerance: x x.x= ±0.5mm
xx.xx= ±0.35mm
Pin tolerance:
Thickness: ±0.05mm
Lenght: +0.25mm
Top View
6 x 2.54= 15.24
2.54
PACKAGING INFORMATION
Parameter
Type
Value
Packaging Dimension (LxWxH)
tube
520.0 x 16.5 x 9.3mm
Packaging Quantity
25pcs
Storage Temperature Range
-55°C to +125°C
Storage Humidity
5% - 95%, RH
The product information and specifications may be subject to changes even without prior written notice.The product has been designed for various applications; its suitability lies in the responsibility of each customer. The
products are not authorized for use in safety-critical applications without RECOM’s explicit written consent. A safety-critical application is an application where a failure may reasonably be expected to endanger or cause
loss of life, inflict bodily harm or damage property. The applicant shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized
use of RECOM products in such safety-critical applications.
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REV.: 0/2018
ECO-4
