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參數資料
| 型號： | AD8305 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 100 dB Range (10 nA to 1 mA) Logarithmic Converter |
| 中文描述： | 100分貝范圍（10 nA的1毫安）對數轉換器 |
| 文件頁數： | 5/20頁 |
| 文件大小： | 1301K |
| 代理商： | AD8305 |
REV. A
AD8305
–5–
I
REF
– A
1.4
0
1n
V
L
–
1.2
1.0
0.8
0.6
0.4
0.2
10n
100n
1
10
100
1m
10m
1.6
1.8
10nA
100nA
1 A
10 A
100 A
1mA
TPC 7. V
LOG
vs. I
REF
for Multiple Values of I
PD
(Decade Steps from 10 nA to 1 mA)
I
PD
– A
0.4
–0.3
1n
E
0.3
0.2
0.1
0
–0.1
–0.2
10n
100n
1
10
100
1m
10m
0.5
+3V, 0V
–0.4
–0.5
+5V, 0V
+9V, 0V
+12V, 0V
+3V, –0.5V
+5V, –5V
TPC 8. Law Conformance Error vs. I
PD
for Various
Supply Conditions (see Annotations)
I
PD
– A
0.4
–0.3
1n
V
S
I
–
0.3
0.2
0.1
0
–0.1
–0.2
10n
100n
1
10
100
1m
10m
–0.4
TPC 9. V
INPT
– V
SUM
vs. I
PD
I
REF
– A
0.4
–0.3
1n
E
0.3
0.2
0.1
0
–0.1
–0.2
10n
100n
1
10
100
1m
10m
0.5
–0.4
–0.5
10 A
100 A
1mA
10nA
100nA
1 A
TPC 10. Law Conformance Error vs. I
REF
for Multiple
Values of I
PD
(Decade Steps from 10 nA to 1 mA)
TIME – s
1.4
180
V
O
1.2
1.0
0.8
0.6
0.4
0.2
0
–20
160
140
120
100
80
60
40
20
0
100 A TO 1mA: T-RISE = <1 s,
T-FALL = <1 s
10 A TO 10 A: T-RISE = <1 s,
T-FALL = <1 s
1 A TO 10 A: T-RISE = 1 s,
T-FALL = 5 s
100nA TO 1 A: T-RISE = 5 s,
T-FALL = 20 s
10nA TO 100nA: T-RISE = 20 s,
T-FALL = 30 s
TPC 11. Pulse Response – I
PD
to V
OUT
(G = 1)
TIME – s
1.4
180
V
O
100 A TO 1mA: TRISE = <1 s,
T-FALL = <1 s
1 A TO 10 A: T-RISE = 5 s,
T-FALL = <1 s
10 A TO 100 A: T-RISE = 1 s,
T-FALL = <1 s
100nA TO 1 A: T-RISE = 30 s,
T-FALL = 5 s
10nA TO 100nA: T-RISE = 30 s,
T-FALL = 20 s
1.2
1.0
0.8
0.6
0.4
0.2
0
–20
160
140
120
100
80
60
40
20
0
1.6
TPC 12. Pulse Response – I
REF
to V
OUT
(G = 1)
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AD8305_CSURF | 制造商:Analog Devices 功能描述: |
| AD8305ACP | 制造商:AD 制造商全稱:Analog Devices 功能描述:100 dB Range (10 nA to 1 mA) Logarithmic Converter |
| AD8305ACP-R2 | 功能描述:IC LOGARITHM CONV 100DB 16-LFCSP RoHS:否 類別:集成電路 (IC) >> 線性 - 放大器 - 專用 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:60 系列:- 類型:可變增益放大器 應用:CATV 安裝類型:表面貼裝 封裝/外殼:20-WQFN 裸露焊盤 供應商設備封裝:20-TQFN-EP（5x5） 包裝:托盤 |
| AD8305ACP-REEL7 | 制造商:Analog Devices 功能描述:SP Amp LOG Amp Single R-R O/P ±6V/12V 16-Pin LFCSP EP T/R |
| AD8305ACPZ | 制造商:AD 制造商全稱:Analog Devices 功能描述:100 dB Range (10 nA to 1 mA) ogarithmic Converter |
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