參數(shù)資料
型號(hào): TK61222CQ6GHB
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 2000 kHz SWITCHING FREQ-MAX, QCC24
封裝: HALOGEN AND LEAD FREE, HQFN-24
文件頁(yè)數(shù): 2/2頁(yè)
文件大小: 283K
代理商: TK61222CQ6GHB
2010 AUTUMN
Page 139
12
D
C
D
C
onverte
r
Block Diagram, Standard Application
UVLO
OSC
SWITCH LOGIC
OCP TIMER
LDO
5.0V
14
LED5
15
LED4
17
LED3
18
LED2
19
LED1
EN
OVP
SW
LED6
VIN
VREG
FAULT
PGND
RT
ISET
GND
(Thermal Pad)
16
13
9
24
1
23
3
5
6
LOW SIDE
CURRENT
SINK
21
CURRENT
SENSE
LED1
LED2
LED3
LED4
LED5
LED6
OVER
VOLTAGE
PROTECTION
ERROR
AMP
DIMMING
CONTROL
DRIVER
TSD
THERMAL
SHUTDOWN
10
11
PWM
COMPARATOR
DIM
20
EAOUT
DIMMING
THERMAL
SHUTDOWN
CURRENT
SENSE
CURRENT
SENSE
DRIVER,
OCP TIMMER
DRIVER
REG
12
VREF
2.5V
VREF
DRIVER,
DIMMING
4
CSS
VOLTAGE
SELECT
LED TIMER
VREF
DIM
6
8
7
CLKI
CLKO
LED-GND
SHORT
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