AN6882 PANASONIC

Document overview

  • Manufacturer or author: Provided By digicamel.com
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Technical content

@ Description Unit : mm The AN6882 is a monolithic integrated circuit driving Ta 1s 7-LED and is capable of logarithmic dot or bar display el E as for input signal. It incorporates rectification amp. which a is is capable of gain adjustment by external resistance. | b Because the output is the constant current pull-in type, 2 = 3 the constant current value can be variable by changing <j > external resistance. <j is si bs Ki @ Features 635 “a * ry @ Wide range of operating voltage: Veco) 262 10Ve 0 =} @ Wide range of constant current: OmA ~ 20mA | @ Power consumption can be reduced due to series S be connection of LEDs 78 @ = 7-LED bar or dot graph display drive 16-Lead DIL Plastic Package (16-DIP) @ Block Diagram Vec ° O_O 0 oe 9 9 oe Tot = oto OOO ©) ® GND M™ 6932852 0013694 445 Panasonic

— SSSSSFSFSSseF @ Absolute Maximum Ratings (Ta=25°C) Tem [Stel [Rang Vorage | Sapp Wage [Ve [a Curent | SupplyCument [ee | Tm [LED OuputPinCunen | oun) | 30m [Ret age OuputConen | lage [ma PonerDisipaton S75) ee Operating Ambient Temperature -30~ 475 °c Storage Temperature -55 ~ +150 °c Operating Supply Voltage Range: Voc = 6.2V ~ 16.0V @ Electrical Characteristics (VCC=12V, Ta=25°C) Test 7 ; ec Se tonnncomn [ta] 2 [ver ievseonvaewy ——) > || pm tieosiing | ww fe] pe D Pin Output Current Voltage Gain Vii = S0OmY, Ri = 18K, Re = 100KQ2, Ry =15kQ | is7| | 197 | 4B sotmeraiooe [w fe) oe) fea @ Pin 2 | teproupe Vee

3 LED 3 Output |__| _ Non Inverting Input

4 | taps oupue || taverting top 5 LED 5 Output | 3 | ‘Amp. Output

6 LED 6 Output Reference Voltage

Panasonic M@™ 6932852 0013695 785 me

Test Circuit 1 (Icc) Test Circuit 2 (Ipiasi3) Voc = 12 Ra =4.7k O 10V Vec = 16V A (A) Le) O

16 IS 14 13 12 1 10 9 16 15 14 13 12 1 10 9

Test Circuit 3 (Ipiasi1) Test Circuit 4 (Ipiasi2) = 10V_Vec= 16V ery Veo = 16V &'9 cox 1615 1413 12 1110 9 16 15 14 13 12 11 10 9 AN6882 AN6882 123 45678 123 4 5678 Test Circuit 5 (Vovortsety13) Test Circuit 6 (Vrer, Vo) Vv Vee = 12V gin oa oY ov, 1k = V0 3 1OV Vor = 12V 16 15 14 13 12 11 10 9 AN6882 16 15 14 13 12 1 10 9 123456768 AN6882 12 3 4 5 67 8 Test Circuit 7 (Ip1-7, Ipa-7) Voc = 12V 16 15 14 13 12 1 10 9 AN6882 123 4 5 67 8 SOOSHOS 10V0 M@™ 6932852 0013b%b b1] mm Panasonic

@ LED ON Level Standard Value (dB) @ Application Circuit Bar Display VecO 7 Z 2 22 (pb Oo co 7 * Sb OO GOD, O-DO-O-O-O-O-) 19-0) Poa? 1) 09 . I mts

47 ISkE RBZ 7

VinO—44 Ve 18k 4.7. 10k Dot Display VecO wn v7

7 YY © YM © @ w m7

O—MO-O-O-O-O-) O-O-O-O-O-B-O-@ se ‘e' es 47p ISkkKSRiRS Z Vr 18k 4.74 10k: Panasonic M@® £932852 0013697 556

@ Characteristics Curve Vrer - Vcc Vrer - Ta ILep - Vcc sso TTT TT [mare] 2 TTT TTT TT [vee 29] sot Hise © “CTT ETT) é° cose Zatti 2 tT) a LUT e LUT 's | ++ 3 ff pe | [THEE (tT EEE] § EETHIEE S ‘Ss a * CCT) * Ue)? 22 22) 2 4 6 8 1 12 4 16 “40 -20 0 20 40 60 80 4 6 8 10 12 14 16 Supply Voltage Voc (V) Ambient Temperature Ta (°C) Supply Voltage Vec (V) TLep - Ta Ttep - Ra 18 Pp - Ta g fT 2 EL Hs ET ETT TT TTT 3 gf LETT TT TTT et ay Cee B od 12] Coen Og CERES Essay Q4UUAEUARRUEEAE OH EULAEREAREREE 1S) A NS 6 6 IN Bea EL 6 WITT 6 TPN Ts, H .

8 LTT 8 (COT PST eof

LTT TT TTT | ALT TT pL “40-20 0 20 40 60 80 8 10 12 0 20 40 60 80 Ambient Temperature Ta (“C) ° * Resistance Ra(k) Ambient Temperature Ta (°C) WM 6932852 0013698 494 Panasonic