參數(shù)資料
型號(hào): UR5516
廠商: 友順科技股份有限公司
英文描述: 3A BUS TERMINATION REGULATOR
中文描述: 3A條總線終端穩(wěn)壓器
文件頁(yè)數(shù): 2/9頁(yè)
文件大?。?/td> 148K
代理商: UR5516
UR5516
LINEAR INTEGRATED CIRCUIT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 9
QW-R101-015,B
PIN CONFIGURAT ION
V
IN
GND
V
REF
V
OUT
V
CNTL
V
CNTL
V
CNTL
V
CNTL
8
7
6
5
4
3
2
1
SOP-8
V
IN
GND
V
REF
V
OUT
NC
V
CNTL
NC
NC
8
7
6
5
4
3
2
1
HSOP-8
: Thermal Pad (Connected to GND plane for better heat dissipation)
NC: No Connection
TAB is V
CNTL
1
2
3
4
5
V
OUT
V
REF
V
CNTL
GND
V
IN
TO-252-5/TO-263-5
PIN DES CRIPT ION
PIN NAME
I/O
DESCRIPTION
V
IN
I
Main power input pin. Connect this pin to a voltage source and an input capacitor. The
UTC
UR5516
sources current to V
OUT
pin by controlling the upper NPN pass transistor,
providing a current path from VIN pin.
Power and signal ground. Connect this pin to system ground plane with shortest traces.
The UTC
UR5516
sinks current from V
OUT
pin by controlling the lower NPN pass
transistor, providing a current path to GND pin. This pin is also the ground path for
internal control circuitry.
Power input pin for internal control circuitry. Connect this pin to a voltage source,
providing a bias for the internal control circuitry. A bypass capacitor is usually connected
near this pin.
Reference voltage input and active-low shutdown control pin. Apply a voltage to this pin
as a reference voltage for the UTC
UR5516
. Connect this pin to a resistor divider,
between V
IN
and GND, and a capacitor for soft-start and filtering noise purposes.
Applying and holding this pin low by an open-drain transistor to shut down the output.
Output pin of the regulator. Connect this pin to load. Output capacitors connected this pin
improves stability and transient response. The output voltage tracks the reference
voltage and is capable of sourcing or sinking current up to 3A.
GND
O
V
CNTL
I
V
REF
I
V
OUT
O
T HERMAL DAT A
PARAMETER
SYMBOL
RATINGS
160
80
80
50
UNIT
SOP-8
HSOP-8
TO-252-5
TO-263-5
Thermal Resistance
θ
JA
°C/W
相關(guān)PDF資料
PDF描述
UR5516L-S08-R 3A BUS TERMINATION REGULATOR
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