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1
31-Oct-2005
0.5 AMP
SIP3
Single Output
INNOLINE
DC/DC-Converter
R-78xx-0.5
Series
Efficiency up to 97%,Non isolated,
no need for heatsinks
Pin-out compatible with LM78XX Linears
Very low profile( L*W*H=11.5*7.5*10.2 )
Wide input range.(4.75V ~ 34V)
Short circuit protection, Thermal shutdown
Non standard outputs available as specials
between 1.5V ~15V
Low ripple and noise
RoHS Compatible
Features
Selection Guide
Part
Input
Output
Output
Efficiency (%)
Number
Range (1)
Voltage
Current
Min. Vin
Max. Vin
SIP3
(V)
(V)
(A)
R-781.5-0.5
4.75 30
1.5
0.5
73
63
R-781.8-0.5
4.75 34
1.8
0.5
82
71
R-782.5-0.5
4.75 34
2.5
0.5
87
77
R-783.3-0.5
4.75 34
3.3
0.5
91
81
R-785.0-0.5
6.5 34
5.0
0.5
94
86
R-786.5-0.5
8.0 34
6.5
0.5
95
88
R-789.0-0.5
11 34
9.0
0.5
96
92
R-7812-0.5
15 34
12
0.5
97
94
R-7815-0.5
18 34
15
0.5
97
95
Output Power (%)
120
100
20
60
100
75
0
-40
Operating Temperature (C)
0
80
50
25
71
Safe Operating Area
85
40
Derating-Graph
(Ambient Temperature)
Note 1:1.5V Output can be unstable with Vin>30VDC
2
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31-Oct-2005
Characteristics
Conditions
Min.
Typ.
Max.
Input Voltage Range
1.5V
4.75
34.0V
1.8V to 15.5V
4.75
30.0V
Output Voltage Range
All Series
1.5
15.5V
Output Current
All Series
50
500mA
Output Current Limit
All Series
2000mA
Short Circuit Input Current
All Series
10
30mA
Internal Power Dissipation
0.4W
Output Voltage Accuracy (At 100% Load)
All Series
2
3%
Line Voltage Regulation (Vin = min. to max. at full load)
1.5V to 6.5V
0.2
0.4%
9V to 15.5V
0.1
0.2%
Load Regulation (10 to 100% full load)
1.5V to 6.5V
0.4
0.6%
9V to 15.5V
0.25
0.4%
Dynamic Load Stability
100% <-> 50% load
75mV
100% <-> 10% load
100mV
Ripple & Noise (without Output Capacitor)
1.5V to 6.5V
20mVp-p
30mVp-p
9V to 15.5V
30mVp-p
40mVp-p
Ripple & Noise (with Output Capacitor=100F)
1.5V to 6.5V
15mVp-p
20mVp-p
9V to 15.5V
25mVp-p
35mVp-p
Temperature Coefficient
-40C ~ +85C ambient
0.015%/C
Max capacitance Load
220F
Switching Frequency
280
330
380kHz
Quiescent Current
Vin = min. to max. at 0% load
5
7mA
Operating Temperature Range
-40C
+85C
Operating Case Temperature
+100C
Storage Temperature Range
-55C
+125C
Case Thermal Impendance
70C / W
Thermal Shutdown
Internal IC junction
+160C
MTBF (+25C)
using MIL-HDBK 217F
21,098 x 10 hours
.
(+71C)
4,212.x 10 hours
R-78xx-0.5
Series
Specifications (refer to the standard application circuit, Ta: 25C)
INNOLINE
DC/DC-Converter
Standard Application Circuit
R-78xx-0.5
-Vout
+Vout
+Vin
-Vin
C1
47F
100F
(Optional)
C2
1ms
To protect the converter during power-up, use soft start Vin and C1=47F
INNOLINE
DC/DC-Converter
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31-Oct-2005
Characteristics
Efficiency (%)
100
20
10
Efficiency Vs Vin (Full Load)
Vo=1.8V
Vo=3.3V
Vo=5V
Vo=9V
Vo=12V,15 V
50
Vin (V)
30 34
Vo=1.5V
Efficiency
Efficiency (%)
100
0.1
Efficiency Vs Load ( Vin=Max )
Vo=1.8V
Vo=3.3V
Vo=5V
Vo=12V
50
Output Current ( A )
0.2
0.3
0.4
0.5
0.6
Vo=15V
Vo=1.5V
Efficiency (%)
100
0.1
Efficiency Vs Load ( Vin=Min )
Vo=1.8V
Vo=3.3V
Vo=5V
Vo=12V,15V
50
Output Current ( A )
0.2
0.3
0.4
0.5
0.6
Vo=1.5V
Ripple (mV)
50
20
10
Ripple Vs Vin (full load)
Vo=1.8V
Vo=3.3V
Vo=5V
Vo=9V
Vo=12V
25
30
Vin (V)
34
Vo=15V
Vo=1.5V
Ripple
Ripple (mV)
50
0.1
Ripple Vs Load ( Vin=24V )
Vo=1.8V
Vo=3.3V
Vo=5V
Vo=12V
25
Output Current ( A )
0.2
0.3
0.4
0.5
0.6
Vo=9V
Vo=15V
Vo=1.5V
Ripple (mV)
50
0.1
Ripple Vs Load ( Vin=Min )
Vo=1.8V
Vo=3.3, 9V
Vo=5V
Vo=12V
25
Output Current ( A )
0.2
0.3
0.4
0.5
0.6
Vo=15V
Vo=1.5V
R-78xx-0.5
Series
2.54
2.54
Top View
Bottom View
7.55
2.0
0.25
5.08
3.21
2
1
3
4.10
0.51 typ.
0.7 typ.
10.2
RECOM
R-785.0-0.5
****
Pb
1.00+0.15/0
11.50
RECOM
R-785.0-0.5
****
Pb
Application Examples
INNOLINE
DC/DC-Converter
Package Style and Pinning (mm)
3rd angle
projection
SIP3 PIN Package
+Vin
-Vin
R-78xx-0.5
-Vout
+Vout
Com
C1
C2
DC/DC Converter ( 1:1 )
- Isolated dual outputs
- Wide input range 4.75V to 34V
C1 , C2 : optional
+Vin
-Vin
R-78xx-0.5
-Vout
+Vout
C1
C2
DC/DC Converter ( 1:1 )
- Improved loading / line regulation
- Wide Input Voltage Range
C1 , C2 : optional
- Point-of-Load Architecture
- High isolation voltage
R-78xx-0.5
Series
High efficiency, isolated, dual unregulated outputs
Isolated (up to 6KV), wide Input range regulated output
31-Oct-2005
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4
Pin Connections
Pin #
1
+Vin
2
GND
3
+Vout
xx.x 0.5mm
xx.xx 0.25mm
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