參數(shù)資料
型號: MC33067P
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: HIGH PERFORMANCE ZERO VOLTAGE SWITCH RESONANT MODE CONTROLLERS
中文描述: 1.5 A SWITCHING CONTROLLER, 2200 kHz SWITCHING FREQ-MAX, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 6/16頁
文件大?。?/td> 373K
代理商: MC33067P
MC34067 MC33067
6
MOTOROLA ANALOG IC DEVICE DATA
3
Figure 13. MC34067 Representative Block Diagram
12
Output B
13
14
8
7
Inverting Input
Oscillator
Control Current
16
9
8.0V
Q2
R
RT
CT
ROSC
COSC
RVFO
Vref
4.9V/3.6V
15
VCC
Enable /
UVLO Adjust
OSC Charge
OSC RC
One–Shot RC
Error Amp Output
Noninverting Input
Soft–Start
Ground
4
Fault Input
Power Ground
Output A
Vref
D1
Q1
IOSC
Oscillator
One–Shot
Error Amp
Clamp
3.1V
Error Amp
9.0
μ
A
1.0V
Fault
Latch
S
R
Q
Q
Q
T
Steering
Flip–Flop
4.2/4.0V
Vref UVLO
VCC UVLO
7.0k
50k
7.0k
50k
4.9V/3.6V
Vref
5.1V
Reference
1
2
6
11
IOSO
5
10
Timing Diagram
5.1 V
3. 6 V
COSC
5.1 V
3.6 V
One–Shot
Output A
Output B
tOS
tOS
tOS
tOS
tOS
tOS
Error Amp output high, minimum IOSC current
occurring at minimum input voltage, maximum load.
Error Amp output low, maximum IOSC current
occurring at maximum input voltage, minimum load.
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