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| 型号： | LA5648 |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, DIP8 |
| 封装： | 0.300 INCH, DIP-8 |
| 文件页数： | 1/5页 |
| 文件大小： | 73K |
| 代理商： | LA5648 |
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'sproductsor
equipment.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
O1707 MS PC 20070801-S00001 No.A0921-1/5
LA5648
Overview
The LA5648 is a controller IC for RCC power supply systems.
Features
RCC power supply controller
Overcurrent detection function
Soft start function
Built-in UVLO circuit
Output overcurrent protection timer function
Base winding voltage detection function
Specifications
Absolute Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
30
V
Output peak current
IOUT
±0.9
A
OUT
VOUT
-900mA to +900mA
0 to VCC
V
SYC
VSYC
-2mA to +4mA
-0.3 to +2.5
V
VPC
-600
μA to +1mA
-0.2 to +3.5
V
CF
VCF
-50
μA to +5mA
-0.2 to +3.5
V
CT
-15
μA to +500μA
-0.2 to +3.5
V
Allowa
ble
pin
volt
a
ges
OCL
-60
μA to 0μA
-0.2 to +3.5
V
Allowable power dissipation
Pd max
Ta = 25
°C
0.6
W
Operating temperature
Topr
-30 to +85
°C
Storage temperature
Tstg
-55 to +150
°C
* Voltages are referenced to the COM pin. The polarity of a current that flows out of the IC is regarded as negative (minus).
Monolithic Linear IC
RCC Power Supply Controller
Ordering number : ENA0921
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