參數(shù)資料
型號(hào)： LTC3776
廠商： Linear Technology Corporation
英文描述： 16-Bit Buffer/Driver With 3-State Outputs 48-TVSOP -40 to 85
中文描述： 雙2相，無檢測(cè)電阻同步控制器用于DDR / QDR存儲(chǔ)器終端
文件頁數(shù)： 28/28頁
文件大?。?/td> 429K
代理商： LTC3776
28
LTC3776
3776f
PART NUMBER
LTC1735
DESCRIPTION
High Efficiency Synchronous Step-Down Controller
COMMENTS
Burst Mode Operation, 16-Pin Narrow SSOP, Fault Protection,
3.5V
≤
V
IN
≤
36V
2.5V
≤
V
IN
≤
9.8V, I
OUT
Up to 4A, SOT-23 Package, 550kHz
LTC1772
Constant Frequency Current Mode Step-Down
DC/DC Controller
No R
SENSE
LTC1778
TM
Synchronous Step-Down Controller
Current Mode Operation Without Sense Resistor,
Fast Transient Response, 4V
≤
V
IN
≤
36V
Controls Up to Three Supplies, 10-Lead MSOP
95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT
= 0.8V, I
Q
= 60
μ
A,
I
SD
= <1
μ
A, MS Package
95% Efficiency, V
IN
: 2.5V to 5.5V, V
OUT
= 0.8V, I
Q
= 60
μ
A,
I
SD
= <1
μ
A, TSSOP-16E Package
±
3A Output Current, 2.25V
≤
V
IN
≤
5.5V
2.5V
≤
V
IN
≤
9.8V, 550kHz, PGOOD, PLL, 16-Lead SSOP
Constant On-Time Dual Controller, V
IN
Up to 36V, Very Low
Duty Cycle Operation, 5mm
×
5mm QFN Package
4V
≤
V
IN
≤
36V, V
OUT
Tracks V
IN
or V
REF
, I
OUT
from 1A to 20A
Constant Frequency, V
IN
to 36V, 5V and 3.3V LDOs,
5mm
×
5mm QFN or 28-Lead SSOP
V
IN
: 2.75 to 9.8V, I
OUT
up to 5A, 4mm x 4mm QFN Package
LTC2923
LTC3411
Power Supply Tracking Controller
1.25A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter
LTC3412
2.5A (I
OUT
), 4MHz, Synchronous Step-Down DC/DC Converter
LTC3413
LTC3701
LTC3708
3A Monolithic DDR Memory Termination Regulator
2-Phase, Low Input Voltage Dual Step-Down DC/DC Controller
Fast 2-Phase, No R
SENSE
Buck Controller with
Output Tracking
High Power DDR Memory Termination Regulator
Dual, 550kHz, 2-Phase Synchronous Step-Down
Switching Regulator
Dual, 2-Phase, No R
SENSE
, Synchronous Controller
with Output Tracking
Dual, 2-Phase, No R
SENSE
, Synchronous Controller
with Spread Spectrum
Dual, 2-Phase, No R
SENSE
, Controller
with Output Tracking
High Power DDR Memory Termination Regulator
No R
SENSE
is a trademark of Linear Technology Corporation.
LTC3717
LTC3728/LTC3728L
LTC3736
LTC3736-1
V
IN
: 2.75 to 9.8V, Spread Spectrum Operation, Output Voltage
Tracking, 4mm x 4mm QFN Package
V
IN
: 2.75 to 9.8V, I
OUT
up to 5A, 4mm x 4mm QFN Package
LTC3737
LTC3831
V
OUT
Tracks 1/2 V
IN
or V
REF
, 3V
≤
V
IN
≤
8V, I
OUT
from 1A to 20A
LT/TP 0205 1K PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2005
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
TYPICAL APPLICATIO
U
2-Phase, Spread Spectrum, DDR Memory Supplies with Ceramic Output Capacitors
SGND
PLLLPF
IPRG2
IPRG1
V
FB1
I
TH1
SW1
R
VIN
10
2200pF
R
6.2k
C
2.2nF
C
10nF
C
IN
22
μ
F
C
VIN
1
μ
F
V
IN
3.3V
V
IN
C
330pF
R
22k
C
1000pF
C
100pF
R
187k
R
59k
PGOOD
V
FB2
I
TH2
V
REF
PGND
TG2
LTC3776EUF
PGND
TG1
SYNC/SSEN
BG1
PGND
22
23
24
21
20
19
18
17
16
15
14
13
12
11
10
25
1
2
3
4
5
9
7
8
6
SENSE1
+
MP1
FDC638P
MP2
FDC638P
L1
2.2
μ
H
L2
2.2
μ
H
MN1
FDC637N
MN2
FDC637N
RUN/SS
BG2
PGND
SW2
SENSE2
+
C
OUT2
47
μ
F
C
OUT1
47
μ
F
V
2.5V
2A
V
1.25V
±
2A
3776 TA02
L1, L2: VISHAY IHLP-2525CZ-01
相關(guān)PDF資料
PDF描述
LTC3776EUF Dual 2-Phase, No RSENSE Synchronous Controller for DDR/QDR Memory Termination
LTC3776EGN Dual 2-Phase, No RSENSE Synchronous Controller for DDR/QDR Memory Termination
LTC3780 DIODE SCHOTTKY DUAL ISOLATED 25V 150mW 0.33V-vf 200mA-IFM 2mA-IF 0.5uA-IR SOT-563 3K/REEL
LTC3780IG High Efficiency, Synchronous, 4-Switch Buck-Boost Controller
LTC3780IUH High Efficiency, Synchronous, 4-Switch Buck-Boost Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3776EGN 制造商:Linear Technology 功能描述:DC DC Cntrlr Dual-OUT Sync Step Down 2.75V to 9.8V Input 24-Pin SSOP N
LTC3776EGN#PBF 功能描述:IC CTLR SYNC DUAL 24-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 標(biāo)準(zhǔn)包裝:2,000 系列:- 應(yīng)用:控制器，DSP 輸入電壓:4.5 V ~ 25 V 輸出數(shù):2 輸出電壓:最低可調(diào)至 1.2V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:30-TFSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:30-TSSOP 包裝:帶卷 (TR)
LTC3776EGN#TRPBF 功能描述:IC CNTRLR SYNC DUAL 24-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 標(biāo)準(zhǔn)包裝:43 系列:- 應(yīng)用:控制器，Intel VR11 輸入電壓:5 V ~ 12 V 輸出數(shù):1 輸出電壓:0.5 V ~ 1.6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:48-QFN（7x7） 包裝:管件
LTC3776EGNPBF 制造商:Linear Technology 功能描述:DC-DC Controller Dual Step-Down SSOP24
LTC3776EUF 制造商:Linear Technology 功能描述:DC DC Cntrlr Dual-OUT Sync Step Down 2.75V to 9.8V Input 24-Pin QFN EP
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