● 1:1 Input Range
● Efficiency up to 80%
● 3kVDC and 4kVDC Isolation Option
● Approved for Medical Applications
● -40°C to +100°C Operating Temperature Range
● Continuous Short Circuit Protection
ECONOLINE
Features
DC/DC-Converter
Unregulated
Converters
Selection Guide
Part
Isolation Input
Voltage Voltage
Output
Voltage
(VDC)
Output
Current
(mA)
Capacitive
Load
Number
SMD
Efficiency
(typ.)
(kV)
(VDC)
(max.)
1 Watt SMD
Single Output
RAM-1ꢀ1ꢀS*
RAM-±21ꢀS*
RAM-241ꢀS*
3
ꢀ
ꢀ
ꢀ
ꢀ
211
211
211
780
810
810
±111µF
±111µF
±111µF
3
±2
3
24
* add Suffiꢂ “/H“ for Isolation 4kVDC/±ꢁin. e.g. RAM-1ꢀ1ꢀS/H
* add Suffiꢂ “-R“ for tape&reel packing e.g. RAM-±21ꢀS-R or RAM-241ꢀS/H-R
Specifications (ꢁeasured at T = 2ꢀ°C, noꢁinal input voltage and rated output current unless otherwise specified
A
Input Voltage Range
±±10
Output Voltage Accuracy
Line Voltage Regulation
-±0 typ., ±ꢀ0 ꢁaꢂ.
(low line to high line at ꢁaꢂ. load) ±.20 typ., ±.ꢀ0 ꢁaꢂ.
RoHS
2011/65/EU
6/6
Load Voltage Regulation
(±10 to ±110 full load)
±10 typ., ±ꢀ0 ꢁaꢂ.
Output Ripple and Noise (21MHz BW liꢁited)
Operating Frequency (Vin=noꢁinal input)
Efficiency
ꢀ1ꢁVp-p typ., ±11ꢁVp-p ꢁaꢂ.
21kHz ꢁin. / ꢀ1kHz typ. / 91kHz ꢁaꢂ.
see Selection Guide
EN-60601-1 Certified
EN-60950-1 Certified
Miniꢁuꢁ Load = 10
Isolation Voltage
Specifications valid for ±10 ꢁiniꢁuꢁ load only
(tested for ± ꢁinute)
3111 VDC
37ꢀ1 VDC
(tested for ± second)
(tested for ± ꢁinute)
(tested for ± second)
Isolation Voltage
H-Suffiꢂ
H-Suffiꢂ
4111 VDC
ꢀ111 VDC
RAM
Isolation Capacitance
4pF typ., ±1pF ꢁaꢂ.
Isolation Resistance
Short-Circuit Protection
Operating Teꢁperature Range
Storage Teꢁperature
Reflow Teꢁperature
Vapour Phase Process
Relative Huꢁidity
(Viso=ꢀ11V)
±ꢀGΩ ꢁin.
continuous
-41°C to +±11°C
-ꢀꢀ°C to +±2ꢀ°C
Derating-Graph
(Ambient Temperature)
RoHS coꢁpliant
24ꢀ°C (31 sec.), Peak 2ꢀꢀ°C (ꢀsec.) ꢁaꢂ.
(for ꢁore details see Application Notes)
231°C (91 sec.) ꢁaꢂ.
9ꢀ0 RH
Package Weight
±.3g
100
80
Packing Quantity
All Types
All Types
27 pcs per Tube
ꢀ11 pcs per Reel
4781 ꢂ ±1³ hours
±3±1 ꢂ ±1³ hours
MTBF (+2ꢀ°C)
MTBF (+8ꢀ°C)
using MIL-HDBK 2±7F
using MIL-HDBK 2±7F
Detailed Inforꢁation see
}
Application Notes chapter "MTBF"
60
40
20
0
Safe Operating Area
Certifications
EN Medical Safety Report: MDD±±±21±8 + RM±±±21±8
IEC/EN 6161±-± 3rd Edition
EN619ꢀ1-±, 2nd Edition
Medical Report + ISO±497± Risk Assessꢁent
EN General Safety
Notes
-40
Operating Temperature °C
Refer to Application Notes
0
50
150
100
Note ±: Maꢂiꢁuꢁ capacitive load is defined as the capacitive load tha will allow start up in under
± second without daꢁage to the converter.
E-60
REV: 0/2013
www.recom-electronic.com