參數(shù)資料
型號: FAN1654
廠商: Fairchild Semiconductor Corporation
英文描述: 1.5A LDO, DDR Bus Termination Regulator
中文描述: 1.5A的LDO穩(wěn)壓器,支持DDR總線終端穩(wěn)壓器
文件頁數(shù): 2/7頁
文件大?。?/td> 80K
代理商: FAN1654
PRODUCT SPECIFICATION
FAN1654
2
REV. 1.0.5 4/17/02
Pin Assignments
Pin Definitions
* Pin Numbers in brackets are for the SOIC-14 package
Typical Application
Pin Number*
1, 2, 7 (4, 5, 10)
3, 6 (6, 9)
4, 5, 8 (7, 8, 11)
10 (12)
11 (13)
12 (14)
Pin Name
VDD
VTTFORCE
VSS
VTTSENSE
VREFIN
SHDN
Pin Function Description
VDD.
VTT Force Output.
Power Ground.
VTT Sense
VREFIN
. Alternative input for direct control of VTTOUT and VREFOUT.
Shutdown.
This active low shutdown turns off both VTT and VREFOUT. This
pin has an internal pull-down, and must be externally driven high for the IC to be
on.
Signal Ground.
Buffered Voltage Reference Output.
VDDQ Input.
Attach this pin to the VDDQ supply to generate VTT and
VREFOUT.
No Internal Connection
Input power for the LDO.
. Feedback for remote sense of the VTT voltage.
13 (1)
14 (2)
15 (3)
VSSQ
VREFOUT
VDDQ
9,16
NC
14
13
12
11
10
9
8
1
2
3
4
5
6
7
FAN1654
SHDN
VREFIN
VTTSENSE
VSS
VDD
VTTFORCE
VSS
VSSQ
VREFOUT
VDDQ
VDD
VDD
VTTFORCE
VSS
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
FAN1654
NC
VDDQ
VREFOUT
VSSQ
SHDN
VREFIN
VTTSENSE
NC
VDD
VDD
VTTFORCE
VSS
VSS
VTTFORCE
VDD
VSS
16-Lead Plastic eTSSOP-16
θ
JC
= 4C/W*
*With package power slug soldered to 0.5 square inch
copper area over backside ground plane of internal
power plane
14-Lead Plastic SOIC
θ
JC
= 37C/W,
θ
JA
= 88C/W
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
100
μ
F
6V
10
μ
F
GND
VDD
1nF
(connect to VTTFORCE
at the load)
VTTSENSE
470
μ
F
10
μ
F
VTTFORCE
1nF
GND
VREFOUT
SHDN
VDDQ
10k
FAN1654
Figure 1. (eTSSOP pinout shown)
相關(guān)PDF資料
PDF描述
FAN1655MTFX 3A DDR Bus Termination Regulator
FAN1655 3A DDR Bus Termination Regulator
FAN1655M 3A DDR Bus Termination Regulator
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
FAN1654M 功能描述:低壓差穩(wěn)壓器 - LDO 1.5a LDO DDR Bus Term RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
FAN1654MTF 功能描述:低壓差穩(wěn)壓器 - LDO 1.5a LDO DDR Bus Term RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
FAN1654MTFX 功能描述:低壓差穩(wěn)壓器 - LDO 1.5a LDO DDR Bus Term RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
FAN1654MX 功能描述:低壓差穩(wěn)壓器 - LDO 1.5a LDO DDR Bus Term RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
FAN1655 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3A DDR Bus Termination Regulator