Datasheet

DEM 240320J1 TMH-PW-N Production Specification
Version: 4 PAGE: 5
4. DC Characteristics
Item Symbol Min. Typ. Max. Unit
Supply Voltage
VCC 2.4 2.8 3.3 V
VCI 1.65 1.8 3.3 V
Logic Low Input Voltage V
IL
VSS - 0.3*VCI V
Logic High Input Voltage V
IH
0.7*VCI - VCI V
Logic Low Output Voltage V
OL
VSS - 0.2*VCI V
Logic High Output Voltage V
OH
0.8*VCI - VCI V
Current Consumption
All Black
Logic
ICC
+
IIN - (8) - mA
Analog
5. Backlight Characteristic
5.1. Backlight Characteristics
Item Symbol Condition Min. Typ. Max. Unit
Forward Voltage VF Ta=25 ºC, I
F
=15mA/LED 2.8 3.1 3.3 V
Forward Current IF Ta=25 ºC, V
F
=3.1V/LED - 60 - mA
Power Dissipation PD - 186 - mW
Uniformity Avg - 80 - %
LED Working Life (25°C) - 50000 Hrs
Drive Method Constant current
LED Brand Nichia
LED Configuration 4 White LEDs in parallel
Note1：LED life time defined as follows: The final brightness is at 50% of original brightness.
The environmental conducted under ambient air flow, at Ta=25±2 ºC, 60%RH±5%, I
F
=15mA
5.2. Backlighting Circuit
A1
K
A2 A3 A4