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參數(shù)資料
| 型號： | T5L3.3F |
| 廠商： | Toshiba Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | Step-down DC-DC Converter IC |
| 中文描述： | 降壓型DC - DC轉(zhuǎn)換器集成電路 |
| 文件頁數(shù)： | 2/17頁 |
| 文件大?。?/td> | 300K |
| 代理商： | T5L3.3F |
TB7101F(T5L1.2,F) , TB7101F(T5L1.5,F)
TB7101F(T5L1.8,F) , TB7101F(T5L2.5,F)
TB7101F(T5L3.3,F)
How to Order
2007-09-06
2
Product No.
Package Type and Capacity
TB7101F(T5L*.*,F)
Emboss Taping (3000pcs / reel )
Block Diagram
Pin Descriptions
Pin No.
Pin Symbol
Pin Description
1
PGND
Power ground.
2
V
IN
Input pin. This pin is placed in the standby state if V
ENB
= low. 1
μ
A or lower operating current.
3
EN
Enable pin. This pin is connected to the CMOS inverter. Applying 3.5 V or higher (@ V
IN
= 5 V)
to this pin causes the internal circuit to start switching control.
4
SGND
Signal ground.
5
N.C.
No connection.
6
N.C.
No connection.
7
V
OUT
Output voltage pin. Output voltage is set to 1.2V / 1.5V / 1.8V / 2.5V / 3.3V(typ.) internally.
8
L
X
Switching pin. This pin is connected to high-side pch MOS FET and low-side nch MOS FET.
PGND
DRIVER
OSCILLATOR
Current
Detection
V
IN
+
-
DRIVER
V
OUT
SGND
+
-
V
COMP
Error
Amplifier
Slope
Compensation
+
-
Control
Logic
Phase
Compensation
PWM
comparator
0.8V(TYP.)
Heat
Protection
Under voltage lock out
Soft Start
Reference voltage
Lx
EN
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