参数资料
型号: TK61290CM8GHB
元件分类: 稳压器
英文描述: SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO8
封装: 3 X 3 MM, HALOGEN FREE AND LEAD FREE, HSON-8
文件页数: 2/2页
文件大小: 331K
代理商: TK61290CM8GHB
2010 AUTUMN
Page 151
12
D
C
D
C
onverte
r
Block Diagram, Standard Application
UVLO
OSC
SWITCH LOGIC
TIMER
LATCH
LDO
5.0V
11
CH3
12
CH2
13
CH1
OVP
VIN
VDC
FAULT
PWMO
ISET
GND
5
22
21
24
1
LOW SIDE
CURRENT
SINK
16
CURRENT
SENSE
CH6
CH7
CH8
OVER VOLTAGE
PROTECTION
ERROR
AMP
DIMMING
CONTROL
DRIVER
TSD
THERMAL
SHUTDOWN
3
4
PWM
COMPARATOR
PWM
23
COMP
EN
TSD
CURRENT
SENSE
CURRENT
SENSE
DRIVER,
TIMER
VDC
DRIVER,
DIMMING
VOLTAGE
SELECT
LED TIMER
8
CH
SHORT
15
14
FLG1
FLG2
LX
PGND
19
18
DRIVER
+
-
REG
3.0V
VOUT SHORT
PROTECTION
LED SHORT
PROTECTION
8
VOUT
SHORT
CH OPEN
PROTECTION
8
CH4
CH5
CH3
CH1
CH2
10
CH4
7
CH7
8
CH6
9
CH5
6
CH8
1.2V
0.1V
0.5V
3.0V
EN
TIMER
LATCH
TSD
FLAG
CONTROL
2
CLR
LED
OPEN/SHORT
FLAG
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