At T
參數(shù)資料
型號(hào): AFE031AIRGZR
廠商: Texas Instruments
文件頁數(shù): 45/57頁
文件大小: 0K
描述: IC AFE POWERLINE COMM 48VQFN
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 10
通道數(shù): 1
電壓 - 電源,模擬: 3 V ~ 3.6 V
電壓 - 電源,數(shù)字: 3 V ~ 3.6 V
封裝/外殼: 48-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 48-VQFN 裸露焊盤(7x7)
包裝: 帶卷 (TR)
SBOS531D – AUGUST 2010 – REVISED MAY 2012
ELECTRICAL CHARACTERISTICS: Power Amplifier (PA)
At TJ = +25°C, PA_VS = 16 V, VAVDD = VDVDD = 3.3 V, and 10 kΩ connected to PA_ISET (pin 46), unless otherwise noted.
AFE031
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
Input
PA_VS +
Input voltage range
GND – 0.1
V
0.1
Input resistance
RI
20
k
Ω
Frequency Response
Bandwidth
BW
ILOAD = 0
670
kHz
Slew rate
SR
10-V step
19
V/
μs
Full-power bandwidth
VOUT = 10 VPP
300
kHz
AC PSRR
f = 50 kHz
14
dB
Output
IO = 300 mA, sourcing
0.3
1
V
Voltage output swing from
VO
PA_VS
IO = 1.5 A, sourcing
1.7
2
V
IO = 300 mA, sinking
0.3
1
V
Voltage output swing from
VO
PA_Gnd
IO = 1.5 A, sinking
1.3
2
V
Maximum continuous current, dc
IO
7.5 k
Ω connected to PA_ISET
1.5
A
Maximum peak current, ac
TJ = –40°C to +125°C; f = 50 kHz
1.7
A
Output resistance
RO
IO = 1.5 A
0.1
Ω
PA disabled
Output impedance
f = 100 kHz, REF1 enabled
145 ll 120
k
Ω ll pF
Output current limit range
±0.4 to ±1.5
A
ILIM = 20 kΩ [1.2 V/(RSET + 5 kΩ)]
A
Current limit equation
Solved for RSET (Current Limit)
RSET = [(20 kΩ 1.2 V/ILIM) – 5 kΩ]
Ω
Gain
RLOAD = 1 kΩ
Nominal gain
G
6.5
V/V
Gain error
–1
0.1
+1
%
Gain error drift
TJ = –40°C to +125°C
±1
ppm/°C
TSENSE Diode
Diode ideality factor
η
1.033
Thermal Shutdown
Junction temperature at shutdown
+160
°C
Hysteresis
15
°C
Return to normal operation
+145
°C
Copyright 2010–2012, Texas Instruments Incorporated
5
Product Folder Link(s): AFE031
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