參數(shù)資料
型號(hào): MC33023DW
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: 10881801
中文描述: 2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝: SOIC-16
文件頁(yè)數(shù): 7/19頁(yè)
文件大?。?/td> 470K
代理商: MC33023DW
MC34023 MC33023
7
MOTOROLA ANALOG IC DEVICE DATA
Ground
10
Vref
UVLO
4.2 V
Figure 18. Representative Block Diagram
Current Limit Reference
0.5 V
Q
9
11
12
14
13
15
PWM Latch
Soft–Start Latch
Vin
9.2 V
VCC
UVLO
Shutdown
Current
Limit
S
R
Reference
Regulator
VCC
Current Limit/Shutdown
Power Ground
Output
VC
VCC
+
16
4
5
6
7
3
2
1
8
CSS
9.0
μ
A
Error
Amp
PWM
Comparator
Oscillator
Q
S
R
Vref
RT
CT
Noninverting Input
Inverting Input
Error Amp Output
Ramp
Soft–Start
1.25 V
1.4 V
Clock
Figure 19. Current Limit Operating Waveforms
Output
PWM
Comparator
Error Amp Output
Clock
CT
Soft–Start
Ramp
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