參數(shù)資料
型號(hào): FAN5019MTCX_NL
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 4000 kHz SWITCHING FREQ-MAX, PDSO28
封裝: LEAD FREE, TSSOP-28
文件頁數(shù): 29/30頁
文件大?。?/td> 781K
代理商: FAN5019MTCX_NL
FAN5019
PRODUCT SPECIFICATION
8
REV. 1.0.7 1/5/04
Internal Block Diagram
Phase
Current
Balancing
Circuit
VID
DAC
REF
Current
Limit
Circuit
Oscillator
UVLO
Shutdown
& Bias
11
28
19
13
14
CMP
Soft
Start
2/3/4 Phase Driver
Logic
EN
RESET
SET
RESET
CURRENT
LIMIT
CROWBAR
12
CMP
CSA
Error
Amp
24
25
26
27
20
21
22
23
+
-
15
7
6
5
4
3
2
1
18
16
17
10
EN
8
9
DELAY
VID4
VID3 VID2
VID1 VID0 VID5
COMP
PWRGD
EN
RT
FBRTN
FB
RAMPADJ
CSCOMP
CSSUM
VCC
SW2
SW3
PWM3
PWM4
PWM1
GND
ILIMIT
CSREF
SW1
PWM2
SW4
Delay
CMP
DAC
-250mV
CSREF
DAC
+150mV
2K
3.75V
Sel VRM9 Table
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