參數(shù)資料
型號: TL1451ACNSR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
封裝: GREEN, PLASTIC, SOP-16
文件頁數(shù): 12/36頁
文件大?。?/td> 950K
代理商: TL1451ACNSR
TL1451A
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SLVS024E – FEBRUARY 1983 – REVISED NOVEMBER 1999
2
www.ti.com
functional block diagram
+
+
Oscillator
Reference
Voltage
1/2 Vref
R
S
170 k
UVLO
R
92
1
VCC RT
CT
10
16
7
8
REF
GND
PWM
COMP
PWM
COMP
12 k
11
14
13
12
5
15
3
4
6
2 DTC
IN+
IN–
2 FEEDBACK
1 FEEDBACK
SCP
IN+
IN–
1 DTC
ERROR
AMPLIFIER 2
ERROR
AMPLIFIER 1
1 OUTPUT
2 OUTPUT
COMPONENT COUNT
Resistors
65
Capacitors
8
Transistors
105
JFETs
18
相關(guān)PDF資料
PDF描述
TL1451ACDBR 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
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