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參數(shù)資料
| 型號： | LTC3407 |
| 廠商： | Linear Technology Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Dual DC/DC Converter with USB Power Manager and Li-Ion Battery Charger |
| 中文描述： | 雙DC / DC轉(zhuǎn)換器的USB電源管理器和鋰離子電池充電器 |
| 文件頁數(shù)： | 9/24頁 |
| 文件大?。?/td> | 516K |
| 代理商： | LTC3407 |
LTC3455
9
3455f
BLOCK DIAGRA
W
1.23V
3.9V
+
–
–
+
11
10
13
14
1
1
μ
F
1
μ
F
10
μ
F
WALLFB
V
MAX
HSI
HSO
WALL 5V
3.3V, HS
V
MAX
3.32k
1.24k
8
6
5
9
1
4.7
μ
F
USB 5V
USB
SUSPEND
USBHP
EXTPWR
USB POWER MANAGER
REF
+
–
1k
R
4R
V
3.3V to 4.2V
BATTERY CHARGER
BATTERY PMOS SWITCH
2.41R
R
CHARGE
CONTROL
1.23V
1
1000
1
1000
–
+
4
2
3
EXTPWR
UVLO
ON/OFF
ENABLE
+
–
0.8V
PWM
DRIVER
25
1
7
SW1
FB1
100k
4.7
μ
H
80.6k
10
μ
F
1.8V
ENABLE
+
–
0.8V
PWM
DRIVER
18
12
SW2
FB2
249k
4.7
μ
H
80.6k
10
μ
F
HOT SWAP
SWITCHER 2
SWITCHER 1
3.3V
CHRG
TIMER
PROG
GND
16
AI
17
AO
24
ON
23
PBSTAT
20
RST
21
MODE
19
ON2
22
PWRON
200ms RESET PULSE
BURST MODE ENABLE
15
HSON
V
BAT
2.49k
0.1
μ
F
V
MAX
806k
806k
1.8V
2.43M
4.7
μ
F
+
–
0.8V
806k
1.8V
V
BAT
3.0V
–
+
3455 BD01
μ
C
USB
CONTROLLER
LBO
ENABLE
+
–
+
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LTC3412 | Dual DC/DC Converter with USB Power Manager and Li-Ion Battery Charger |
| LTC3406ES5-1.5 | 1.5MHz, 600mA Synchronous Step-Down Regulator in ThinSOT |
| LTC3406ES5-1.8 | 1.5MHz, 600mA Synchronous Step-Down Regulator in ThinSOT |
| LTC3406B-2 | 2.25MHz, 600mA Synchronous Step-Down Regulator in ThinSOT |
| LTC3406B-2ES5 | 2.25MHz, 600mA Synchronous Step-Down Regulator in ThinSOT |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC3407-2 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Monolithic Dual Tracking 3A Step-Down Switching |
| LTC3407-3 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous, 1.8V/0.8A and 3.3V/0.8A 2.25MHz Step-Down DC/DC Regulator |
| LTC3407-4 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous, 800mA, 2.25MHz Step-Down DC/DC Regulator |
| LTC3407A | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous 600mA, 1.5MHz Step-Down DC/DC Regulator |
| LTC3407A-2 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Synchronous 800mA,2.25MHz Step-Down DC/DC Regulator |
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