參數(shù)資料
型號(hào): LT1739IFE#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 17/20頁(yè)
文件大?。?/td> 0K
描述: IC AMP XDSL LINE DRV DUAL20TSSOP
標(biāo)準(zhǔn)包裝: 2,500
類型: 線路驅(qū)動(dòng)器,發(fā)射器
驅(qū)動(dòng)器/接收器數(shù): 2/0
電源電壓: 5 V ~ 12 V
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 20-TSSOP-EP
包裝: 帶卷 (TR)
6
LT1739
1739fas, sn1739
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Undistorted Output Swing
vs Frequency
FREQUENCY (Hz)
100k
0
OUTPUT
VOLTAGE
(V
P-P
)
5
10
15
20
300k
1M
3M
10M
1739 G19
SFDR > 40dB
TA = 25°C
VS = ±12V
AV = 10
RL = 50
IS PER AMPLIFIER = 10mA
+IN A
–IN A
–12V
1k
12V
SHDN
OUT A
OUT B
RBIAS
110
OUT (+)
OUT (–)
10k
EIN
0.01
F
RL ≈ 50
1:2*
10k
49.9
110
12.7
1739 TC
SHDNREF
V
V+
+
A
–IN B
+IN B
1k
0.1
F
4.7
F
0.1
F
12V
–12V
+
B
–12V
12.7
VOUT(P-P)
100 LINE LOAD
SUPPLY BYPASSING
*COILCRAFT X8390-A OR EQUIVALENT
VOUTP-P AMPLITUDE SET AT EACH AMPLIFIER OUTPUT
DISTORTION MEASURED ACROSS LINE LOAD
SPLITTER
MINICIRCUITS
ZSC5-2-2
+
4.7
F
+
0.1
F
4.7
F
TEST CIRCUIT
Differential Harmonic Distortion
vs Supply Current
ISUPPLY PER AMPLIFIER (mA)
–85
DISTORTION
(dBc)
–80
–70
–65
–60
789
10
–40
1739 G18
–75
23456
11
–55
–50
–45
VO = 10VP-P
VS = ±12V
AV = 10
RL = 50
f = 1MHz, HD3
f = 1MHz, HD2
f = 100kHz, HD2
f = 100kHz, HD3
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