NTE1503 Datasheet, PDF (2/2 Pages) NTE Electronics – Integrated Circuit 5-Step LED Driver Circuit for Logarithmic Response

Electrical Characteristics (Cont’d): (T_A = +25°C, V_CC = 16V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Input Voltage (LED OFF)
LED 1
V_I(OFF)1
0.80 –
–
V
LED 2
LED 3
LED 4
LED 5
V_I(OFF)2
V_I(OFF)3
V_I(OFF)4
V_I(OFF)5
1.49 –
–
V
2.54 –
–
V
4.28 –
–
V
7.23 –
–
V
Load Current
Pin6
I₆
V_O = 1.2V, I₇ = 4.25mA
13 16 – mA
Pin1 to Pin4
Pin1 to Pin4, Pin6
Input Current
I₁ to I₄
I₁ to I₄, I₆
I₈
V_O = 2.5V, I₇ = 4.25mA
V_O = 16V, I₇ = 4.25mA
V_8–5 = 8.7V
13 16 – mA
– 16 19 mA
–
– 50 µA
Supply Current
Output Pin Leakage Current
I₉
I₁ to I₄, I₆
V_8–5 = 16V
V_8–5 = 16V
V_O = 16V
–
–
5 mA
–
– 18 mA
–
– 15 µA
Pin Connection Diagram
(Front View)
9 _VCC
8 Input
7 Output Current Adjust
6 LED 5
5 GND
4 LED 4
3 LED 3
2 LED 2
1 LED 1
.929 (23.6)
.118 (3.0)
.236
(6.0)
1
9
.098
(2.5)
.100 (2.54)
.118(3.0)