Datasheet

2 www.recom-international.com
13-February-2007
Characteristics Conditions Min. Typ. Max.
Input Voltage Range All Series, see Selection Guide 4.75 18.0V
Output Voltage Range (for customized parts) All Series 1.5 6.5V
Output Current (see Note 1) All Series 0 1500mA
Output Current Limit All Series 5000mA
Short Circuit Input Current All Series 60 80mA
Internal Power Dissipation 0.65W
Short Circuit Protection Continuous, automatic recovery
Output Voltage Accuracy (At 100% Load) All Series ±2 ±3%
Line Voltage Reguölation (Vin = min. to max. at full load) All Series 0.2 0.4%
Load Regulation (10% to 100% full load) All Series 20 25mV
Dynamic Load Stability (with Output Capacitor=100µF) 100% <-> 50% load ±80 ±120mV
Transient Recovery Time 1.0 1.5ms
Ripple & Noise (10% to 100% full load) All Series 15 30mVp-p
Temperature Coefficient -40°C ~ +85°C ambient 0.015%/°C
Max capacitance Load 1000µF
Switching Frequency 300 340 380kHz
Quiescent Current Vin = min. to max. at 0% load 7 9mA
Input Reflected Ripple Current All Series 150 200mAp-p
Operating Temperature Range -40°C +85°C
Operating Case Temperature +100°C
Storage Temperature Range -55°C +125°C
Case Thermal Impendance 60°C / W
Thermal Shutdown Internal IC junction +160°C
Relative Humidity 95% RH
Case Material Epoxy with Non-Conductive Plastic Case(UL94V-0)
Package Weight 4g
MTBF (+25°C) using MIL-HDBK 217F 3250 x 10³ hours
. (+71°C) using MIL-HDBK 217F 1059 x 10³ hours
Note 1: The converter requires a minimum load of 6mA to start up properly. Once started, the load can be reduced to 0%
R-78Bxx-1.5
(L) Series
Specifications (refer to the standard application circuit, Ta: 25°C, minimum load = 10%)
INNOLINE
DC/DC-Converter
Standard Application Circuit
R-78Bxx-1.5
-Vout
+Vout
+Vin
-Vin
100µF
(Option)
C1
}
Detailed Information see
Application Notes chapter "MTBF"
Add a blocking diode to
Vout if current can flow
backwards into the out-
put, as this can damage
the converter.