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參數(shù)資料
| 型號(hào)： | LTC3548 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | 12-Bit To 24-Bit Registered Bus Exchanger With 3-State Outputs 56-SSOP -40 to 85 |
| 中文描述： | 雙同步，400mA/800mA，2.25MHz降壓直流/直流穩(wěn)壓器 |
| 文件頁(yè)數(shù)： | 4/16頁(yè) |
| 文件大小： | 239K |
| 代理商： | LTC3548 |
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LTC3548
4
3548f
V
IN
(V)
2
V
O
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
4
6
3548 G15
3
5
V
OUT
= 1.8V
I
OUT
= 200mA
T
A
= 25
°
C
V
IN
(V)
1
500
450
400
350
300
250
200
4
6
3548 G08
2
3
5
7
R
D
)
MAIN
SWITCH
SYNCHRONOUS
SWITCH
0.615
0.610
0.605
0.600
0.595
0.590
0.585
R
JUNCTION TEMPERATURE (
°
C)
–50
550
500
450
400
350
300
250
200
150
100
25
75
3548 G09
–25
0
50
100
150
125
TEMPERATURE (
°
C)
–50
25
75
3548 G07
–25
0
50
100
125
R
D
)
MAIN SWITCH
SYNCHRONOUS SWITCH
V
IN
= 3.6V
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 2.7V
T
A
= 25
°
C
LOAD CURRENT (mA)
1
E
100
90
80
70
60
50
40
10
100
1000
3548 G10
3.6V
2.7V
4.2V
V
= 2.5V, CHANNEL 1
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
CIRCUIT OF FIGURE 3
LOAD CURRENT (mA)
1
E
100
95
90
85
80
75
70
65
60
10
100
1000
3548 G13
2.7V
4.2V
V
= 1.2V, CHANNEL 1
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
CIRCUIT OF FIGURE 3
LOAD CURRENT (mA)
1
E
100
95
90
85
80
75
70
65
60
10
100
1000
3548 G14
2.7V
4.2V
LOAD CURRENT (mA)
1
E
100
95
90
85
80
75
70
65
60
10
100
1000
3548 G11
V
= 3.6V, V
= 1.8V
NO LOAD ON OTHER CHANNEL
CHANNEL 1; CIRCUIT OF FIGURE 3
LOAD CURRENT (mA)
1
V
O
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
10
100
1000
3548 G12
Burst Mode OPERATION
Burst Mode OPERATION
PULSE SKIP MODE
PULSE SKIP MODE
V
= 1.5V, CHANNEL 1
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
CIRCUIT OF FIGURE 3
3.6V
3.6V
V
= 3.6V, V
= 1.8V
NO LOAD ON OTHER CHANNEL
CHANNEL 1; CIRCUIT OF FIGURE 3
Efficiency vs Load Current
Load Regulation
Line Regulation
Efficiency vs Load Current
Efficiency vs Load Current
Efficiency vs Load Current
TYPICAL PERFOR U
Reference Voltage vs
Temperature
R
DS(ON)
vs Input Voltage
R
DS(ON)
vs Junction Temperature
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PDF描述 |
|---|---|
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| LTC3701 | 16-Bit Universal Bus Driver With 3-State Outputs 48-SSOP -40 to 85 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC3548-1 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous, Fixed Output 2.25MHz Step-Down DC/DC Regulator |
| LTC3548-2 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous, Fixed/Adjustable Output, 2.25MHz Step-Down DC/DC Regulator |
| LTC3548A | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous 400mA/800mA, 2.25MHz Step-Down DC/DC Regulator |
| LTC3548AEDD | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous 400mA/800mA, 2.25MHz Step-Down DC/DC Regulator |
| LTC3548AEDD#PBF | 功能描述:IC REG BUCK SYNC ADJ DL 10DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON（1.45x1） 產(chǎn)品目錄頁(yè)面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2 |
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