NTE1503 Ver la hoja de datos (PDF) - NTE Electronics

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Fabricante

NTE1503

Integrated Circuit 5–Step LED Driver Circuit for Logarithmic Response

NTE Electronics 

Electrical Characteristics (Cont’d): (TA = +25°C, VCC = 16V unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Input Voltage (LED OFF)

LED 1

VI(OFF)1

0.80 –

–

V

LED 2

LED 3

LED 4

LED 5

VI(OFF)2

VI(OFF)3

VI(OFF)4

VI(OFF)5

1.49 –

–

V

2.54 –

–

V

4.28 –

–

V

7.23 –

–

V

Load Current

Pin6

I6

VO = 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

VO = 2.5V, I7 = 4.25mA

VO = 16V, I7 = 4.25mA

V8–5 = 8.7V

13 16 – mA

– 16 19 mA

–

– 50 µA

Supply Current

Output Pin Leakage Current

I9

I1 to I4, I6

V8–5 = 16V

V8–5 = 16V

VO = 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)

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