TS4962IQT STMicroelectronics, TS4962IQT Datasheet - Page 2

• Manufacturer Part Number: TS4962IQT
• Description: IC AMP AUDIO PWR 2.8W MONO 8DFN
• Manufacturer: STMicroelectronics
• Type: Class Dr

Specifications of TS4962IQT

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 2.8W x 1 @ 4 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Differential Inputs, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Product: Class-D
• Output Power: 2 W
• Available Set Gain: 6 dB
• Common Mode Rejection Ratio (min): 57 dB
• Thd Plus Noise: 1 %
• Operating Supply Voltage: 3 V, 5 V
• Supply Current: 2.3 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 8 Ohms
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Type: Single
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.5 V
• For Use With: 497-6265 - BOARD EVAL FOR TS4962MEIJT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5993-2

Contents
Contents
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2
3
4
5
6
7
8
9
2/44
Absolute maximum ratings and operating conditions . . . . . . . . . . . . . 3
Application overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.1
Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
4.11
Demonstration board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Electrical characteristics curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Gain in typical application schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Common-mode feedback loop limitations . . . . . . . . . . . . . . . . . . . . . . . . 31
Low frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Decoupling of the circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Shutdown time (t
Several examples with summed inputs . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Differential configuration principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Wake-up time (t
Consumption in standby mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Single-ended input configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Output filter considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
4.11.1
4.11.2
Example 1: dual differential inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Example 2: one differential input plus one single-ended input . . . . . . . . 36
WU
STBY
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Doc ID 10968 Rev 8
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
TS4962