參數(shù)資料
型號(hào)： MC33164P-5RM
廠商： MOTOROLA INC
元件分類： 電源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBCY3
封裝： PLASTIC, TO-226AA, 3 PIN
文件頁數(shù)： 8/12頁
文件大?。?/td> 229K
代理商： MC33164P-5RM
MC34164 MC33164
5
MOTOROLA ANALOG IC DEVICE DATA
TA = 0°C
V
OL
,OUTPUT
SA
TURA
TION
(V)
0
ISink, SINK CURRENT (mA)
4.0
8.0
12
16
20
TA = 70°C
TA = 0°C
Vin, Reset = 4 V
Figure 9. MC3X164–3 Reset Output
Saturation versus Sink Current
Figure 10. MC3X164–5 Reset Output
Saturation versus Sink Current
Figure 11. Clamp Diode Forward Current
versus Voltage
V
OL
,OUTPUT
SA
TURA
TION
(V)
Figure 12. Reset Delay Time
(MC3X164–5 Shown)
0
VSink, SINK CURRENT (mA)
4.0
8.0
12
16
, FORWARD VOLTAGE (V)
0.4
0.8
1.2
1.6
I F
,FOR
W
ARD
CURRENT
(mA)
20
TA = 25°C
Figure 13. Low Voltage Microprocessor Reset
Power
Supply
1.2 Vref
Microprocessor
Circuit
2 (2)
R
1 (1)
3 (4)
Reset
CDLY
A time delayed reset can be accomplished with the addition of CDLY. For systems with extremely fast power
supply rise times (< 500 ns) it is recommended that the RCDLY time constant be greater than 5.0
s. Vth(MPU)is
the microprocessor reset input threshold.
tDLY = RCDLY In
1 –
Vth(MPU)
1
Vin
TA = 25°C
TA = 0°C
TA = 70°C
TA = 25°C
Vin = 0 V
TA = 25°C
VF
Vin = 2.4 V
TA = 70°C
TA = 0°C
TA = 25°C
Reset
Vin
Vin = 5.0 V to 4.0 V
RL = 43 k
TA = 25°C
Reset
Vin
5.0V
4.0V
Ref
43k
90%
5.0 V
4.0 V
5.0
s/DIV
10
%
4.0
3.0
2.0
1.0
0
4.0
3.0
2.0
1.0
0
32
24
16
8.0
0
TA = 70°C
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MC33165 制造商:SPC Multicomp 功能描述:PTC Resettable Fuse
MC33165DW 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:POWER SWITCHING REGULATORS
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