User manual

Functional description Step-up converter for white or blue LEDs; only one alkaline battery or one NiCd / NiMH

accumulator required for voltage supply.

Applications: Ideal for miniaturised, portable application

- LED flashlights

- LCD background illumination

- LED displays

Special features: 0.9 Volt minimum operating voltage

Deep discharge protection

High degree of effectiveness

Operating hours with one alkaline battery (ca)

Battery type 10mA version 20mA version

Mignon (AA) 55 hrs. 27 hrs.

Micro (AAA) 22 hrs. 8 hrs.

LED colours The modules work optimally with white or blue LEDs. LEDs with a different colour can also

be used. This requires a conducting-state voltage (U) of the LED of at least 2.5 Volt!

Technical data:

Operating voltage: 0.9 Volt up to max. 1.9 Volt DC

Ambient temperature: - 20 °C to + 85 °C

LED current: BN.: 18 48 15 in a blue coat typ. 10mA / max. 12 mA

BN.: 18 48 16 in a black coat typ. 20mA / max. 23 mA

PCB dimensions: 10 x 8 x 3.5 mm (L/W/H)

Connections: 4 x insulated copper strand, length approx. 20 cm each.

This module is a "non-CE-checked" component and is conceived for the installation in devices or cases. The utilisation

must comply with the CE norms.

LED Series Modules

Conrad order no. 184815 and 184816

Pin assignment

Yellow

Red

Black

Flat side

Catoode

Anode

☞

Note: If connections are switched, the LED or the

module may be destroyed!