NTE1513 Integrated Circuit 9–Step LED Driver Circuit for Logarithmic Scale
Functions: D Indication Way: Indicates input ...
NTE1513 Integrated Circuit 9–Step LED Driver Circuit for Logarithmic Scale
Functions: D Indication Way: Indicates input level in a series bar by 9 red or green LED’s D Input Amp: DC amp installed the aim of which can be varied by a peripheral resistor. D Comparator Level: Designed with 3dB rate; –18dB, –15dB, –12dB, –9dB, –6dB, –3dB, 0dB, +3dB, +6dB D Supply Voltage: Wide recommended supply voltage: 5.5 to 16V At Vref2: 7 to 16V D Reference Voltage: Vref (5V) pin can prepare another voltage
regulator with added
transistor Applications: D For AC Level Meter as VU Meter D For DC Level Metetr as Signal Meter Comparator Level: (TA =+ 25°C, VCC = 12V, Vrefl = 3V)
Comparator Level D1 D2 D3 D4 D5 D6 D7 D8 D9 Pin 7 8 9 10 11 12 13 14 15 Min 0.11 0.20 0.30 0.45 0.66 0.97 1.40 2.02 2.90 Typ 0.18 (Note 1) 0.27 (Note 1) 0.38 (Note 1) 0.53 (Note 1) 0.75 1.06 1.50 2.12 3.00 Max 0.25 0.34 0.46 0.61 0.84 1.15 1.60 2.22 3.10 Unit V V V V V V V V V
Note 1. No Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Maximum Supply Voltage (Pin1), VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to +18V Input Voltage (Pin3, Pin4), VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to VCC D1 to D9 Output Voltage (D1 to D9: Off), VOUT D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to +18V D1 to D9 Output Current (Pin7 to Pin15, D1 to D9: On), IOL D . . . . . . . . . . . . . . . ....
