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參數(shù)資料
| 型號： | TPA2035D1YZFT |
| 廠商： | Texas Instruments |
| 文件頁數(shù)： | 1/18頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC AMP AUDIO PWR 2.75W D 9DSBGA |
| 標(biāo)準(zhǔn)包裝： | 250 |
| 系列： | NanoFree™ |
| 類型： | D 類 |
| 輸出類型： | 1-通道（單聲道） |
| 在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量： | 2.75W x 1 @ 4 歐姆 |
| 電源電壓： | 2.5 V ~ 5.5 V |
| 特點(diǎn)： | 消除爆音，差分輸入，短路和熱保護(hù)，關(guān)閉 |
| 安裝類型： | 表面貼裝 |
| 供應(yīng)商設(shè)備封裝： | 9-DSBGA（1.8x1.8） |
| 封裝/外殼： | 9-UFBGA，DSBGA |
| 包裝： | 帶卷 (TR) |
| 其它名稱： | 296-32455-2 TPA2035D1YZFT-ND |
1
FEATURES
APPLICATIONS
DESCRIPTION
APPLICATION CIRCUIT
_
+
IN
IN+
PWM
H
Bridge
VO
VO +
Internal
Oscillator
ToBattery
VDD
GND
Bias
Circuitry
Differential
Input
TPA2035D1
SHUTDOWN
A1
A2
A3
B1
B2
B3
C1
C2
C3
IN+
GND
VO
VDD
PVDD
PGND
IN SHUTDWN VO+
1,4 mm
9-BALL WAFERCHIP SCALE, YZFPACKAGE,
(TOP VIEWOFPCB)
Note:Pin A1ismarkedwitha “0” .
1,55mm
1,4mm
1,55mm
TPA
2035D1
0402
~
2,5 mm
~
1,7mm
C
S
C
S
www.ti.com ................................................................................................................................................................................................ SLOS562 – AUGUST 2008
2.75-W FIXED GAIN MONO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER
Wireless Handsets, PDAs, and other mobile
2
Maximize Battery Life and Minimize Heat
devices
–
0.5-
A Shutdown Current
–
3-mA Quiescent Current
–
High Efficiency Class-D
The TPA2035D1 is a 2.75-W high efficiency filter-free
–
88% at 400mW at 8
class-D audio power amplifier in an approximately
–
80% at 100mW at 8
1.5-mm × 1.5-mm wafer chip scale package (WCSP)
that requires only one external component. The
Short Circuit Auto-recovery
pinout is the same as the TPA2010D1 (SLOS417)
Gain of 2 V/V (6dB)
except that the external gain setting input resistors
Only One External Component Required
required by the TPA2010D1 are integrated into the
fixed gain of the TPA2035D1.
–
Internal Matched Input Gain and Feedback
Resistors for Excellent PSRR and CMRR
Features
like
–75dB
PSRR
and
improved
–
Optimized PWM Output Stage Eliminates
RF-rectification immunity with a small PCB footprint
(WCSP amplifier plus single decoupling cap) make
LC Output Filter
the TPA2035D1 ideal for wireless handsets. A fast
–
PSRR (–75 dB) and Wide Supply Voltage
start-up time of 3.2 ms with minimal pop makes the
(2.5 V to 5.5 V) Eliminates Need for a
TPA2035D1 ideal for PDA applications.
Dedicated Voltage Regulator
In wireless handsets, the earpiece, speaker phone,
–
Fully Differential Design Reduces RF
and melody ringer can each be driven by the
Rectification and Eliminates Bypass
TPA2035D1. The TPA2035D1 has a low 27-
V noise
Capacitor
floor, A-weighted.
–
CMRR (–69 dB)Eliminates Two Input
Coupling Capacitors
Thermal and Short-Circuit Protection
Pinout Similar to the TPA2010D1
Wafer Chip Scale Packaging (WCSP)
–
NanoFree (YZF)
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
NanoFree is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2008, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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