LM49150TLEVAL
FEATURES
- 23 E2S Class D Amplifier
- Ground Referenced Headphone Outputs
- Eliminates Output Coupling Capacitors
- I2C Volume and Mode Control
- Mono Earpiece Amplifier
- Flexible Output for Speaker and Headphone
Output
- 20- Bump DSBGA Package
- Soft Enable Function
- “Click and Pop” Suppression Circuitry
- Thermal Shutdown Protection
- Low Supply Current
- Micro-Power Shutdown
KEY SPECIFICATIONS
- Output power at VDD = 5V:
- Speaker: RL = 8Ω BTL, THD+N ≤ 1%: 1.25W (typ)
- Headphone: RL = 32Ω SE, THD+N ≤ 1%: 42m W (typ)
- Earpiece: RL = 8Ω SE, THD+N ≤ 1%: 135m W (typ)
- Output power at VDD = 3.3V:
- Speaker: RL = 8Ω BTL, THD+N ≤ 1%: 520m W (typ)
- Headphone: RL = 32Ω BTL, THD+N ≤ 1%: 42m W (typ)
- Earpiece: RL = 8Ω SE, THD+N ≤ 1%: 35m W (typ)
- Output Offset
- LS Mode: 9m V (typ)
- HP Mode: 1m V (typ)
- Earpiece: 1m V (typ)
- Single Supply Operation (VDD): 2.7 to 5.5V
- I2C Single Supply Operation: 1.7 to 5.5V
APPLICATIONS
- Mobile Phones
- PDAs
- Portable Electronics
DESCRIPTION
The...
