DS7840 OSRAM, DS7840 Datasheet - Page 47

• Manufacturer Part Number: DS7840
• Description: LAMP, DULUX, S, COOL, 7W
• Manufacturer: OSRAM

Specifications of DS7840

• Supply Voltage: 47V
• Base Type: 2 Pin
• Power Rating: 7W
• Luminous Flux: 400lm
• Length: 137mm
• Colour Temperature Typ: 4000K
• Svhc: No SVHC (15-Dec-2010)
• External Depth: 19.5mm
• External Diameter: 19.5mm
• External: RoHS Compliant
• Lamp Base Type: 2 Pin
• Rohs Compliant: Yes
• Average Bulb Life: 8000h
• Bulb Diameter: 19.5mm

Economical long-life light sources with plug-in bases.
Compact Fluorescent Lamps OSRAM DULUX
Technical Guide
46
4.5
Operating values
of the lamps as a
function of ambient
temperature
Burning position:
Mains voltage:
Typical curves for the electrical data as a function of ambient temperature for OSRAM
DULUX
Typical curves for the electrical data as a function of ambient temperature for OSRAM
DULUX
®
®
200
180
160
140
120
100
200
180
160
140
120
100
lamps in CCG operation
lamps in ECG operation
80
60
40
20
80
60
40
20
0
0
-20
-20
®
Arc voltage
Arc voltage
0
0
Base up, free-burning
230 V
20
20
Ambient temperature (ºC)
Ambient temperature (ºC)
Lamp current
Lamp current
40
40
60
60
Lamp wattage
Lamp wattage
4. Operating characteristics
80
80
100
100