Fig 2. Pin configuration.

TDA8945S

IC AMP AUDIO BTL 15W 8OHM SIP-9

TDA8945S is a single-channel BTL audio power amplifier delivering 15 W into 8 Ω at 18 V supply, in SIL9P package, with standby/mute logic and short-circuit/thermal protection.Checked against the datasheet

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Technical parameters

Datasheet-verified parameters

21 items

Parameter	Value and test conditions	Source
Package	SIL9P (plastic single in-line power package; 9 leads)
Operating case temperature	-40 °C to +70 °C
Storage temperature	-55 °C to +150 °C
Supply voltage (operating)	Min 6 V, Typ 18 V, Max 18 V
Supply voltage (limiting)	Min -0.3 V, Max +18 V (operating); Max +25 V (no signal)
Output power	Min 13 W, Typ 15 W (THD = 10%; RL = 8 Ω; VCC = 18 V)
Voltage gain	Min 31 dB, Typ 32 dB, Max 33 dB
Total harmonic distortion	Typ 0.03 %, Max 0.1 % (P0 = 1 W)
Supply voltage ripple rejection	Min 50 dB
Quiescent supply current	Typ 18 mA, Max 28 mA (VCC = 18 V; RL = ∞)
Standby supply current	Max 10 μA (VMODE = VCC)
DC output voltage	Typ 9 V
Differential output voltage offset	Max 200 mV
Mode selection input voltage (operating)	Min 0 V, Max 0.5 V
Mode selection input voltage (mute)	Min 2.5 V, Max VCC - 1.5 V
Mode selection input voltage (standby)	Min VCC - 0.5 V, Max VCC
Mode selection input current	Max 20 μA (0 < VMODE < VCC)
Repetitive peak output current	Max 2 A
Input voltage	Min -0.3 V, Max VCC + 0.3 V
Protection features	Short-circuit protected to ground, supply and across the load; Thermally protected
Data sheet status	Preliminary specification

All parameters (7)ExpandCollapse

Power
output power	15 W (Typ)
quiescent supply current	18 mA (Typ)
supply voltage	18 V (Max)
AC and DC characteristics
total harmonic distortion	0.03 % (Typ)
voltage gain	32 dB (Typ)
Environment and package
operating case temperature	-40 °C to +70 °C
Package	SIL9P

Pinout and package

Pin	Name	Function	Source
valueEn		Not connected

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