NJM41035 LOW VOLTAGE GAIN ADJUST SINGLE ISOLATION AMPLIFIER WITH LPF ■ GENERAL DESCRIPTION The NJM41035 is a gain adjustable low voltage isolation amplifier with LPF. It can remove the common mode noise. It is suitable for the video interface of car AV system. ■ PACKAGE OUTLINE ■ FEATURES ● Operating Voltage 2.7 to 9.5V ● Common Mode Noise Rejection Ratio –55dBtyp. ● Voltage Gain Adjustable ● Internal LPF 0dB typ. at 6.75MHz -40dB typ. at 27MHz ● Bipolar Technology ● Package TVSP8 * NJM41035RB1T: Wide operating temperature range type (-40 to +105°C) NJM41035RB1 ■ PIN CONFIGURATION 1 8 2 7 3 6 4 5 1: VGND 2: V+ 3: VREF 4: VIN 5: GND 6: VOUT 7: CL 8: VT ■ BLOCK DIAGRAM VT VGND + CL V+ 6.75MHz LPF GND VOUT Buffer VIN VREF CLAMP VREF Ver.6 -1- NJM41035 ■ ABSOLUTE MAXIMUM RATINGS (Ta=25°C) SYMBOL PARAMETERS RATINGS UNIT Supply Voltage V+ 13.0 V Power Dissipation PD 580 (Note1) mW Topr -40 to +85 (Note2) Operating Temperature Range °C Tstg -40 to +150 Storage Temperature Range °C (Note 1) At on a board of EIA/JEDEC specification. (114.3 x 76.2 x 1.6mm 2 layers, FR-4) (Note 2) It has wide operating temperature range product. (-40 to +105°C) ■ RECOMMENDED OPEARATING CONDITION (Ta= 25 °C) PARAMETER Operating Voltage SYMBOL TEST CONDITION Vopr MIN. TYP. MAX. UNIT +2.7 - +9.5 V MIN. TYP. MAX. UNIT - 15 20 mA + ■ ELECTRICAL CHARACTERISTICS (V =5.0V, Ta=25°C,RL=2kΩ) PARAMETR Supply Current Maximum Output Voltage Level Voltage Gain 1 Low Pass Filter Characteristic 1 Low Pass Filter Characteristic 2 Common Mode Noise Rejection Ratio SYMBOL ICC TEST CONDITION No Signal Vom Vin=100kHz,Sin-Signal, THD=1%, 2.0 2.2 - Vp-p Gv1 Vin=1MHz, 1.0Vp-p,Sin-Signal -0.5 0 0.5 dB Vin=6.75MHz/1MHz, 1.0Vpp sin-signal -1.0 0 +1.0 dB Vin=27MHz/1MHz, 1.0Vpp sin-signal - -40 -24 dB Vin=20KHz,Vin=1Vpp - -55 - dB Gf6.75M Gf27M CMR Differential Gain DG Vin=1.0Vp-p,10step Video Signal - 0.5 - % Differential Phase DP Vin=1.0Vp-p,10step Video Signal - 0.5 - deg Ver.6 -2- NJM41035 ■ TERMINAL FUNCTION (V+= 5.0V) PIN No. PIN NAME FUNCTION EQUIVALENT CIRCUIT DC VOLTAGE VCC 1 VGND GND input 4 VIN Video input 270Ω 2.5V GND 2 V+ Power supply VCC 3 VREF 150Ω Reference voltage 2.5V GND 5 GND GND VCC 200Ω 6 OUT Video out 1.4V 200Ω GND VCC 150Ω 7 CL Isolation input 2.2V 150Ω GND VCC 8 VT 250Ω Isolation output 2.5V GND Ver.6 -3- NJM41035 ■ TEST CIRCUIT 10kΩ 10kΩ 75Ω 1 + 10µF VGND VT 8 0.1µF + 2 VCC CL 7 0.1µF 4.7µF + 3 VREF OUT 6 22µF 2kΩ 10kΩ 10kΩ 75Ω + 10µF 4 VIN GND 5 [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. Ver.6 -4-