SHUGUANG 5881A TUBE

SHUGUANG 5881A TUBE
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PID# 52360

CA$25.00 EACH
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Description

The plate power dissipation of beam power tube 5881A can reach 23W. For audio frequency amplifier, two tubes can be used as class A and AB amplification.5881A also can be used as rectifying circuitry. 5881A is compatible with 6L6G, 6L6GA, 6L6GBand 6L6GC, and they can be substituted each other.
 

Filament Heating
UH ………………………6.3 V
IH…………………………0.9 V
 
Maximum Ratings
Plate voltage……………………..……400 V
Capacitance between grid No.2 and heater……………………………..……400 V
Plate power dissipation………………23 W
Second grid power dissipation…………3 W
Geater voltage between cathodes……………±200 V
First grid resistance
For self-biasing………………………0.5 M
For fixed-biasing……………………0.1 M
 
Capacitance
input capacitance……………………11.5 PF
output capacitance……………………9.5 PF
Muller capacitance……………………0.9 PF
 
DC Parameters

Ua…………………………250V
Ug2…………………………250V
-Ug1…………………………14V
Ia……………………………72 mA
Ig2…………………………5 mA
Gm…………………………6 mA/V
ri…………………………22.5 k
ug1-g2……………………6.2
Pout………………………6.5 W
 
Recommend Operating Condition (suggested value)
For single tube class A amplifier

Maximum ratings for class A amplification
Ua(0)……………………300 V
Ug2………………………200 V
-Ug1(approx)……………12.5 V
RL…………………………4.5 k
üg(pk)……………………12.5 V
Ia(0)……………………48 mA
Ia(max.sig)……………55 mA
Ig2(0) …………………2.5 mA
Ig2(max.sig) …………4.7 mA
Gm………………………5.3 mA/V
ri………………………35 k
Pout……………………6.5 W
Dtot……………………11 %
Maximum ratings for class A amplification
Ua.g2(0)………………300 V
-Ug1(approx)…………20 V
RL………………………4 k
üg(pk)………………20 V
Ia+g2…………………78 V
Ia+g2(max.sig)……85 mA
Pout…………………1.8 W
Dtot…………………5.5 %
 

 

 

 
ClassAB amplifier
Operating condition(value of two tubes)

Ua.g2(0)………………………400 V
-Ug1(approx)…………………45 V
Rl…………………………………4 k
üg(g1-g1.pk)………………… 90 V
Ia+g2………………………… 65 mA
Ia(max.sig)…………………130 mA
Pout……………………………13.3 W
Dtot……………………………4.4 %
ClassAB amplifier
Operating condition(value of two tubes)

Ua(0)………………………360 360 V
Ug2…………………………225 270 V
-Ug1(approx)……………18 22.5 V
Rl……………………………6 3.8 k

üg(g1-g1.pk)…………… 36.7 50.9 V
Ia(0)……………………… 78 88 mA
Ia(max.sig)………………142 205 mA
Ig2(0)………………………3.5 5 mA
Ig2(max.sig)…………… 11 16 mA
Pout…………………………31 42 W
Dtot………………………… 2 2 %

Specifications

2 Items

Features

Tube Type Power
Tube Style Single

Specific References

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