INNOLINE
DC/DC-Converter
R-78Bxx-1.0
(L) Series
Conditions
1.5V, 1.8V
2.5V to 15.5V
All Series
All Series
All Series
All Series
10
Min.
4.75
4.75
1.5
0
Typ.
Max.
26.0V
34.0V
15.5V
1000mA
2000mA
30mA
0.65W
Continuous, automatic recovery
All Series
1.5V to 6.5V
9V to 15.5V
1.5V to 6.5V
9V to 15.5V
100% <-> 50% load
Transient Recovery Time
1.5V to 6.5V
9V to 15.5V
-40°C ~ +85°C ambient
280
Vin = min. to max. at 0% load
All Series
-40°C
-55°C
Internal IC junction
using MIL-HDBK 217F
using MIL-HDBK 217F
+160°C
95% RH
6584 x 10³ hours
1139 x 10³ hours
330
5
150
±2
0.2
0.1
0.4
0.25
±100mV
1.0
15mVp-p
25mVp-p
±3%
0.4%
0.2%
0.6%
0.4%
±150mV
1.5ms
20mVp-p
35mVp-p
0.015%/°C
220µF
380kHz
7mA
200mAp-p
+85°C
+100°C
+125°C
60°C / W
Specifications (refer to the standard application circuit, Ta: 25°C, minimum load = 10%)
Characteristics
Input Voltage Range
Output Voltage Range (for customized parts)
Output Current (see Note 2)
Output Current Limit
Short Circuit Input Current
Internal Power Dissipation
Short Circuit Protection
Output Voltage Accuracy (At 100% Load)
Line Voltage Regulation (Vin = min. to max. at full load)
Load Regulation (10% to 100% full load)
Dynamic Load Stability (with Output Capacitor=100µF)
Ripple & Noise (without Output Capacitor)
(10% to 100% full load)
Temperature Coefficient
Max capacitance Load
Switching Frequency
Quiescent Current
Input Reflected Ripple Current
Operating Temperature Range
Operating Case Temperature
Storage Temperature Range
Case Thermal Impendance
Thermal Shutdown
Relative Humidity
MTBF (+25°C)
.
(+71°C)
}
Detailed Information see
Application Notes chapter "MTBF"
Note 2: Converter requires a minimum load of 6mA to start up properly. Once started, the load can be reduced to 0%.
Standard Application Circuit
+Vin
C1
22µF
(Vin>30V)
R-78Bxx-1.0
C2
+Vout
Add a blocking diode to
Vout if current can flow
backwards into the out-
put, as this can damage
the converter..
100µF
(Option)
-Vin
To protect the converter during power-up, use C1=22µF if Vin>30V
2
13-February-2007
-Vout
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