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，無檢測電阻同步控制器用于DDR / QDR存儲(chǔ)器終端
文件頁數(shù)： 4/28頁
文件大小： 429K
代理商： LTC3776
4
LTC3776
3776f
TYPICAL PERFOR U
Efficiency vs Load Current
Step from Sinking to Sourcing
Load Current (CH2)
Load Step (Load Connected
Between V
OUT1
and V
OUT2
)
Tracking Start-Up with Internal
Soft-Start (C
SS
= 0
μ
F)
Oscillator Frequency
vs Input Voltage
Tracking Start-Up with External
Soft-Start (C
SS
= 0.15
μ
F)
T
A
= 25
°
C unless otherwise noted.
Maximum Current Sense Voltage
vs I
TH1
Pin Voltage (CH1)
LOAD CURRENT (mA)
E
100
60
90
80
70
10
100
1000
10000
3776 G01
0
50
40
30
20
10
FIGURE 14 CIRCUIT
CHANNEL 2 (V
IN
= 3.3V)
CHANNEL 1 (V
IN
= 5V)
CHANNEL 1 (V
IN
= 3.3V)
CHANNEL 2 (V
IN
= 5V)
V
= 3.3V
FIGURE 14 CIRCUIT
20
μ
s/DIV
3776 G02
V
OUT2
100mV/DIV
AC-COUPLED
LOAD CURRENT
500mA/DIV
V
= 3.3V
FIGURE 14 CIRCUIT
V
OUT1
SOURCING
V
OUT2
SINKING
20
μ
s/DIV
3776 G03
V
OUT1
100mV/DIV
AC-COUPLED
V
OUT2
100mV/DIV
AC-COUPLED
LOAD CURRENT
1A/DIV
V
= 3.3V
FIGURE 14 CIRCUIT
4ms/DIV
3776 G05
V
OUT1
=
2.5V
V
OUT2
=
1.25V
500mV/DIV
INPUT VOLTAGE (V)
2
–5
N
–4
–2
–1
0
5
2
4
6
7
3736 G06
–3
3
4
1
3
5
8
9
10
I
TH
VOLTAGE (V)
0.5
–20
C
0
20
40
60
100
1
1.5
3776 G07
2
80
V
= 3.3V
FIGURE 14 CIRCUIT
500
μ
s/DIV
3776 G04
V
OUT1
=
2.5V
500mV/DIV
V
OUT2
=
1.25V
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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
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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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