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參數(shù)資料
| 型號： | AK2573A |
| 廠商： | Asahi Kasei Microsystems Co.,Ltd |
| 英文描述： | 125M / 156M Laser Diode Driver + APC |
| 中文描述： | 1.25億/ 1.56 apc的激光二極管驅(qū)動器 |
| 文件頁數(shù)： | 5/38頁 |
| 文件大?。?/td> | 286K |
| 代理商： | AK2573A |
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ASAHI KASEI
[AK2573A]
<MS0189-E-01>
-5-
2004/5
Pin Description (Continued)
PIN#
Symbol
20
TEMPALM
Function
Sets the alarm when detects the over temperature.
The polarity can be set with EEPROM.
TEMPMON Temperature sensor monitor output.
I/O
Do
Remark
AC Load
≤
30pF
AC load
≤
30pF
DC load
≥
50k
Ω
21
Ao
22
BIAS
BIAS reference for internal circuit. Connect toVSS with 12k +/-
1% resistor.
PDIN regulated output. Adjust PDGAIN toPDMON = 1V
(typ).
Ao
23
PDMON
Ao
AC load
≤
30pF
DC load
≥
50k
Ω
24
25
AVSS
AVDD
VSS for analog circuit.
Power supply for analog circuit. Connect to the power supply
through R-C LPF (R=10
Ω
, C=1uF is recommended).
Monitor PD voltage input. Monitor PD current is converted to
the votage with resistor and capacitor that has 1kHz to 10kHz
cut-off frequency.
VSS for BIAS current drive circuit.
BIAS current output. Sinks up to 54mA (typ) current.
BIAS current is adjusted with I-DAC2.
IBIAS votage should be (VDD – 1.8V) or more.
VSS for BIAS current drive circuit.
VSS for MOD current drive circuit.
Positive MOD current output.
Sinks up to 85mA (typ) MOD current when input data is “H”.
MOD current is adjusted with I-DAC1.
IMOD votage should be (VDD – 1.8V) or more.
Negative MOD current output.
Sinks MOD current when input data is “L”.
VSS for MOD current drive circuit.
Power supply for MOD current circuit.
NoConnection. Connect tothe VSS or leave open
Power supply for MOD driver circuit.
VSS for MOD driver circuit.
BIAS monitor current output.
Sources 0.0095 times current of I-DAC2 (BIAS) current.
BIASMON votage should be 1.3V or less.
MOD Monitor current output.
Sources 0.0095 times current of I-DAC1 (modulation) current.
BIASMON votage should be 1.3V or less.
Test input. Connect to VSS for normal operation
Test input. Connect to VSS for normal operation
Test input. Connect to VSS for normal operation
Test input. Connect to VSS for normal operation
Test input. Connect to VSS for normal operation
Test input. Leave open for normal operation.
PWR
PWR
26
PDIN
Ai
27
28
29
VSSBI
IBIAS
PWR
Ao
30
31
32
33
VSSBI
VSSMD
IMOD
PWR
PWR
Ao
34
35
36
37
38
39
40
41
IMODN
Ao
VSSMD
VDDMD
NC
VDDDR
VSSDR
BIASMON
PWR
PWR
PWR
PWR
Ao
42
MODMON
Ao
43
44
45
46
47
48
TEST1
TEST2
TEST3
TEST4
TEST5
TEST6
Di
Di
Di
Di
Di
Do
Connect to
VSS.
Leave open
Center PAD of PKG should be connected to the VSS for good electrical performance and radiation of heat.
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| AK2573AVB | 制造商:AKM 制造商全稱:AKM 功能描述:125M / 156M Laser Diode Driver + APC |
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| AK2574VB | 制造商:AKM 制造商全稱:AKM 功能描述:156M Laser Diode Driver + APC for Burst Mode |
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| AK2581HB-AT-LF | 功能描述:風(fēng)扇 254x89mm 110/120VAC Hi Spd Ball Term RoHS:否 制造商:Sanyo Denki 產(chǎn)品:Fans 電流類型: 電源電壓:48 V 氣流:636 CFM 軸承類型: 噪聲:83 dBA 速度:6400 RPM 功率額定值:264 W 框架尺寸 (mm):172 mm x 150 mm x 102 mm 外殼材料:Aluminum 端接類型:Wire 系列: |
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