Low power consumption and high precision non-isolated constant current buck LED Lighting Driver IC
SD670XS
LED
SD670XS LED , Buck ,,/ 。
SD670XS ,, ,。
SD670XS , (85VAC~265VAC) LED。
SD670XS MOSFET,。
500V MOSFE...
Description
SD670XS
LED
SD670XS LED , Buck ,,/ 。
SD670XS ,, ,。
SD670XS , (85VAC~265VAC) LED。
SD670XS MOSFET,。
500V MOSFET (<±3%) LED CS VCC
T5/T8 LED LED
SD6701STR SD6702STR SD6704STR
SOP-7-225-1.27 SOP-7-225-1.27 SOP-7-225-1.27
SD6701S SD6702S SD6704S
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4
VCC
UVLO � � � � VREF5.5V � �
��
SD670XS
DRAIN 5/6
M2
����
���� CS � �
++-
+-
CS ����
�����
S R1
Q
CS VCOMP �����
COMP� � �
R2
�� ��
���� ��
M1
3
CS
ROVP 1
GND 7
ROVP DRAIN
VCC VROVP
VCS VDRAIN
Tj TS
-0.3~16 -0.3~6.5 -0.3~6.5 -0.3~500 -40~150 -55~150
(,VCC=12V,Tamb=25°C)
VCC UVLO VH UVLO VL
UVLOH UVLOL ISTART
IVCC IPRO
IVCC=10mA
VCC=10V ,10KHz
CS
CSREF
-------
---
16 13 8 50 200
1200
400 500
-------
---
V V V V °C °C
V V V μA μA μA
mV mV
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SD670XS
ROVP MOSFET
SD6701S SD6702S SD6704S SD6701S SD6702S SD6704S
TON,MAX TLEB
TOFF,MAX TOFF,MIN
TMIN VROVP
RDSON RDSON RDSON BVDSS BVDSS BVDSS
VCC=12V VCC=12V VCC=12V
TREG TSD
-- 38 -- μs -- 0.4 -- μs -- 56 -- μs -- 4 -- μs -- 5 -- μs -- 1.2 -- V
-- 8 -- Ω
-- 3 -- Ω
-- 1.5 -- Ω
500 --
-- V
500 --
-- V
500 --
-- V
-- 140 -- °C -- 150 -- °C -- 130 -- °C
1 ROVP 2 NC
GND 7
SD670XS
3 CS
DRAIN 6
4 VCC
DRAIN 5
1 2 3 4 5,6 7
ROVP NC CS VCC
DRAIN GND
I/O I/O ,
I POWER
O GND
MOSFET
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SD670XS
SD670XSBUCKLED,...
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