Features
Regulated
Converters
●
●
●
●
●
●
●
Regulated Output
Continuous Short Circuit Protection
Auto-Restarting
Wide Input 2:1
&
4:1
UL94V-0 Package Material
Cost Effective
100% Burned In
Efficiency to 86%
ECONOLINE
DC/DC-Converter
REC3-
S_DRW/H1
Series
3 Watt
DIP24 / SMD
Single
&
Dual Output
Selection Guide
Part
Number
DIP24
REC3-xx3.3SRW/H1
REC3-xx05SRW/H1
REC3-xx09SRW/H1
REC3-xx12SRW/H1
REC3-xx15SRW/H1
REC3-xx05DRW/H1
REC3-xx12DRW/H1
REC3-xx15DRW/H1
REC3-xx3.3SRWZ/H1
REC3-xx05SRWZ/H1
REC3-xx09SRWZ/H1
REC3-xx12SRWZ/H1
REC3-xx15SRWZ/H1
REC3-xx05DRWZ/H1
REC3-xx12DRWZ/H1
REC3-xx15DRWZ/H1
Input
Voltage
(VDC)
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
4.5 - 9, 9 - 18, 18 - 36, 36 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
9 - 36, 18 - 72
Output
Voltage
(VDC)
3.3
5
9
12
15
±5
±12
±15
3.3
5
9
12
15
±5
±12
±15
Output
Current
(mA)
900
600
330
250
200
±300
±125
±100
850
600
330
250
200
±300
±125
±100
Efficiency
(%)
66-76
71-79
74-83
75-85
75-86
74-83
75-85
75-86
77-79
78-80
80-83
83-85
83-85
77-80
83-85
83-85
2:1 Input
(REC3-S/DRW/H1)
xx = 4.5-9Vin = 05
xx = 9-18Vin = 12
xx = 18-36Vin = 24
xx = 36-72Vin = 48
4:1 Input
(REC3-S/DRWZ/H1)
xx = 9-36Vin = 24
xx = 18-72Vin = 48
A B
C
* add suffix "/A", "/B" or "/C" for Pinning, see next
page
M
* add suffix "/M" for metal case
e.g. REC3-2412SRW/H1/AM = 1kVDC isol.
A
/ Pinout "A" / metal case
94
April-2005
www.recom-international.com
ECONOLINE
DC/DC-Converter
Specifications
(Core Operating Area)
Input Voltage Range
Output Voltage Accuracy
Line Regulation (HL-LL)
2:1 Input types
4:1 Input types
REC3-S_DRW/H1
Series
2:1 & 4:1
±2% max.
±0.3% max.
±0.3% max.
±0.6% max.
50mVp-p max.
90kHz min. / 150kHz max.
120kHz min. / 180kHz max.
Pi Network
see above
Derating-Graph
(Ambient Temperature)
120
100
80
60
50
40
20
0
-25
Vin = 5V
Load Regulation (for output load current change from 20% to 100%)
Output Ripple and Noise (0,1µF capacitor on output, 20MHz BW)
Switching Frequency at Full Load
2:1 Input types
and nominal Input Voltage
4:1 Input types
Input Filter
Efficiency at Full Load
Output Power (%)
Safe Operating Area
Isolation Voltage SMD Pinout and metal case (see note1) (tested for 1 second)
1.000VDC min.
Rated Working Voltage
(long term isolation)
see Application Notes
Isolation Voltage
H1 types
Rated Working Voltage
Isolation Capacitance
Isolation Resistance
Short Circuit Protection
Operating Temperature Range
(free air convection)
Storage Temperature Range
Relative Humidity
Case Material
Thermal Impedance
Package Weight
MTBF (+25°C)
(+85°C)
Natural convection
MSL Level 1
5V input types
others
(tested for 1 second)
(long term isolation)
2:1 Input types
4:1 Input types
1.000VDC min.
see Application Notes
20pF min. / 60pF max.
40pF min. / 80pF max.
1 GΩ min.
Continuous, Auto Restart
-25°C to +80°C (see Graph)
-25°C to +85°C (see Graph)
100
50 75
125
80 105
Operating Temperature (°C)
0
25
Output Power (%)
-55°C to +125°C
95% RH
Non-Conductive Plastic
20°C/W for metal case
12 g
1043 x 10
3
hours
186 x 10
3
hours
}
using MIL-HDBK 217F
Detailed Information see
Application Notes chapter "MTBF"
using MIL-HDBK 217F
120
100
80
60
50
40
20
0
-25
Safe Operating Area
0
25
50 75
100
85 105
125
Operating Temperature (°C)
Package Style and Pinning (mm) DIP 24 , Wide Input 2:1 & 4:1
Package A
20.30
10.20
Pin Connections
3.81
4.60
0.51
15.24
Pin #
2
3
9
11
14
2 3
Bottom View
23 22
16
14
Top View
9
11
32.00
3rd angle
projection
Single
–Vin
–Vin
NC
NC
+Vout
– Vout
+Vin
+Vin
Dual
–Vin
–Vin
Com
–Vout
+Vout
Com
+Vin
+Vin
Recommended Footprint Details
1.00 ø+0.15/0
16
22
23
2.54
NC = No Connection
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
2.54
www.recom-international.com
April-2005
95
ECONOLINE
DC/DC-Converter
REC3-S_DRW/H1
Series
3rd angle
projection
20.30
10.20
3.81
Pin Connections
Pin #
1
2
15.24
3
10
11
12
13
14
15
22
15 14 13
Top View
Package Style and Pinning (mm) DIP 24 , Wide Input 2:1 & 4:1
Package B
32.00
Single
+Vin
No Pin
No Pin
–Vout
+Vout
–Vin
–Vin
+Vout
–Vout
No Pin
No Pin
+Vin
Dual
+Vin
–Vout
Com
Com
+Vout
–Vin
–Vin
+Vout
Com
Com
–Vout
+Vin
2.06
0.51
Recommended Footprint Details
1.00 ø+0.15/0
1 2 3
Bottom View
24 23 22
10 11 12
2.54
23
24
2.54
NC = No Connection
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
Package C
32.00
10.20
3.81
2.06
0.51
20.30
Pin Connections
Pin #
1
15.24
2
10
11
12
13
15
23
24
15
13
Top View
Single
+Vin
+Vin
NC
NC
–Vout
+ Vout
NC
–Vin
–Vin
Dual
+Vin
+Vin
Com
Com
NC
–Vout
+Vout
–Vin
–Vin
Recommended Footprint Details
1.00 ø+0.15/0
1 2
Bottom View
24 23
10 11 12
2.54
NC = No Connection
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
2.54
Mechanical drawings of DIP24 SMD case
32.00
31.40
11.20
10.90
3.81
6.35
20.30
25.40
19.90
2.54
Recommended Footprint Details
Pin area
0.1 x 0.50
1 2 3 4 5
0.50
9 10 11 12
2.54
1.54
2.03
23.40
Bottom View
24 23 22 21 20
16 15 14 13
26.67
24.64
1
Top View
Tol.: ± 0.35 mm
11 x 2.54
27.94
length of plastic case is 31,8mm, length of metal case 32.0mm
96
April-2005
www.recom-international.com
Microchip MCU
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