TB2921HQ中文资料东芝数据手册PDF规格书

特性 Features

• High power output

: POUT MAX (1) = 50 W (typ.)

(VCC = 15.2 V, f = 1 kHz, JEITA max, RL = 4 Ω)

: POUT MAX (2) = 43 W (typ.)

(VCC = 13.7 V, f = 1 kHz, JEITA max, RL = 4 Ω)

POUT MAX (3) = 80 W (typ.)

(VCC = 14.4 V, f = 1 kHz, JEITA max, RL = 2 Ω)

: POUT (1) = 29 W (typ.)

(VCC = 14.4 V, f = 1 kHz, THD = 10, RL = 4 Ω)

: POUT (2) = 25 W (typ.)

(VCC = 13.2 V, f = 1 kHz, THD = 10, RL = 4 Ω)

• Low distortion ratio: THD = 0.015 (typ.)

(VCC = 13.2 V, f = 1 kHz, POUT = 5 W, RL = 4 Ω)

• Low noise: VNO = 50 μVrms (typ.)

(VCC = 13.2 V, Rg = 0 Ω, BW = 20 Hz~20 kHz, RL = 4 Ω)

• Built-in standby switch function (pin 4)

• Built-in muting function (pin 22)

• Built-in high-side switch function (pin 25)

• Built-in various protection circuits:

Thermal shut down, overvoltage, out to GND, out to VCC, out to out short

• Operating supply voltage: VCC (opr) = 8.0~18 V (RL = 4 Ω)