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TPS778 PDF预览

TPS778

更新时间: 2024-12-02 11:06:39
品牌 Logo 应用领域
德州仪器 - TI 电源电路线性稳压器IC
页数 文件大小 规格书
26页 830K
描述
具有电源正常指示和使能功能的 750mA、10V、低压降稳压器

TPS778 数据手册

 浏览型号TPS778的Datasheet PDF文件第2页浏览型号TPS778的Datasheet PDF文件第3页浏览型号TPS778的Datasheet PDF文件第4页浏览型号TPS778的Datasheet PDF文件第5页浏览型号TPS778的Datasheet PDF文件第6页浏览型号TPS778的Datasheet PDF文件第7页 
ꢀꢁ  
www.ti.com  
SLVS230G − SEPTEMBER 1999 − REVISED JANUARY 2004  
PWP PACKAGE  
(TOP VIEW)  
D
Open Drain Power-On Reset With 200 ms  
Delay (TPS777xx)  
D
D
D
D
D
D
D
Open Drain Power Good (TPS778xx)  
750-mA Low-Dropout Voltage Regulator  
GND/HSINK  
GND/HSINK  
1
2
3
4
5
6
7
8
9
10  
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
GND/HSINK  
GND/HSINK  
NC  
NC  
RESET/PG  
FB/NC  
OUT  
OUT  
GND/HSINK  
GND/HSINK  
GND  
NC  
EN  
IN  
IN  
Available in 1.5-V, 1.8-V, 2.5-V, 3.3-V Fixed  
Output and Adjustable Versions  
Dropout Voltage to 260 mV (Typ) at 750 mA  
(TPS77x33)  
NC  
GND/HSINK  
GND/HSINK  
Ultralow 85 mA Typical Quiescent Current  
Fast Transient Response  
2% Tolerance Over Specified Conditions for  
Fixed-Output Versions  
NC − No internal connection  
D
D
8-Pin SOIC and 20-Pin TSSOP PowerPAD  
(PWP) Package  
D PACKAGE  
(TOP VIEW)  
Thermal Shutdown Protection  
GND  
EN  
IN  
RESET/PG  
1
2
3
4
8
7
6
5
description  
FB/NC  
OUT  
TPS777xx and TPS778xx are designed to have a  
IN  
OUT  
fast transient response and be stable with a 10 µF  
low ESR capacitor. This combination provides  
high performance at a reasonable cost.  
TPS77x33  
DROPOUT VOLTAGE  
vs  
TPS77x33  
FREE-AIR TEMPERATURE  
LOAD TRANSIENT RESPONSE  
3
2
1
0
10  
10  
10  
10  
C
= 2x47 µF  
o
ESR = 1/2x100 mΩ  
= 3.3 V  
50  
0
V
O
I
= 750 mA  
O
V = 4.3 V  
I
−50  
1000  
500  
0
I
O
= 10 mA  
−1  
10  
10  
I
= 0  
O
C
= 10 µF  
o
−2  
−60 −40 −20  
T
0
20 40 60 80 100 120 140  
0
20 40 60 80 100 120 140 160 180 200  
− Free-Air Temperature − °C  
t − Time − µs  
A
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments  
semiconductor products and disclaimers thereto appears at the end of this data sheet.  
All trademarks are the property of their respective owners.  
ꢤ ꢠꢞ ꢟꢠ ꢡ ꢙ ꢍ ꢠ ꢣ ꢧꢦ ꢤ ꢌ ꢟꢌ ꢤ ꢢ ꢍ ꢌꢠ ꢞꢣ ꢧ ꢦꢡ ꢍꢎ ꢦ ꢍꢦ ꢡ ꢙꢣ ꢠꢟ ꢀꢦꢬ ꢢ ꢣ ꢘꢞꢣ ꢍꢡ ꢥꢙ ꢦꢞꢍ ꢣ ꢣꢍ ꢢꢞ ꢪꢢꢡ ꢪ ꢋ ꢢꢡ ꢡ ꢢ ꢞꢍꢭꢫ  
Copyright 1999 − 2004, Texas Instruments Incorporated  
1

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