0.6A/1.5A/3A HR Series
FEATURES
■ High Reliability
■ Thermal Protection
■ Small Packaging
■ Standard Output Voltage Adjustment
(With External Potentiometer)
■ Custom Control Chip Yields Compact Size with Low Cost
■ Integrated Heat Sink (some models)
SPECIFICATIONS
Efficiency
75 - 84% (typ.)
INPUT
Voltage Range
Max. Input Current
See Model Selection Table
See Model Selection Table
Remote ON / OFF
Control
Available
Instantaneous Output
Current
1.2A/2.4A
ENVIRONMENTAL
OUTPUT
Output Voltage
Set Point
Regulation
See Model Selection Table
±2%
Operating Ambient
Temp.
Storage Temp.
Cooling Conditions
–10 to +80°C (See Derating Chart)
–30 to +85°C
Integrated heat sink (some models)
Total
±5%
Noise & Ripple, (peak-to-peak)
25mV typ.
Output Current
See Model Selection Table
Short-Circuit Protection Foldback with automatic reset
Frequency
300KHz
MODEL SPECIFICATIONS
Volts
+5
+5
+5
-12
-12
Output
Range*
3.3 - 24V
3.3 - 24V
3.3 - 24V
–5 to –15V
–5 to –15V
Amps
0 - 0.6
0 - 1.5
0 - 3.0
0 - 0.35
0 - 0.7
* With external potentiometer
Model and Input Range
8 - 40 VDC
8 - 32 VDC
HRD050R6
—
HRD051R5
—
HRD05003
—
—
HRND12035
—
HRND120R7
Standard External Connection Diagram
(+)
DC INPUT +
C1
RC
(G)
MODEL
HRD050R6
HRD051R5
HRD05003
HRD
C1
50V 39µ F
50V 150µ F
50V 390µ F
(+)
R2
+ DC OUTPUT
C2
R1
(G)
Recommended Values
C2
50V 180µ F 85mΩ
50V 220µ F 75mΩ
50V 220µ F x 2 75mΩ / 2
Negative Polarity External Connection Diagram
(+)
DC INPUT
C3
RC
(G)
MODEL
HRD12R35
HRD120R7
HRND
(–)
R1
DC OUTPUT
+
C4
R2
C3
35V 100µ F
35V 270µ F
Recommended Values
C4
35V 330µ F x 2 60mΩ / 2
35V 390µ F x 2 50mΩ / 2