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UPC574 Datasheet(PDF) 3 Page - NEC

Part # UPC574
Description  MONOLITHIC BIPOLAR INTEGRATED CIRCUIT VOLTAGE STABILIZER FOR ELECTRONIC TUNER
PDF  8 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC574 Datasheet(HTML) 3 Page - NEC

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µPC574
3
TYPICAL CHARACTERISTIC (TA = 25
°C, unless otherwise specified.)
Power Dissipation vs.
Ambient Temperature
Free Air
400
300
200
100
80
+80
+60
+40
+20
0
–20
–40
–60
–80
0
5
10 15 20304050 1
5
10 20 30
60
40
20
10
8
6
4
2
02468
10
TA - Operating Ambient Temperature - °C
Stabilized Voltage Temperature
Drift vs. Zener Current
IZ - Zener Current - mA
Stabilized Voltage Variation &
Supply Voltage Variation vs.
Zener Current
IZ - Zener Current - mA
Dynamic Resistance vs.
Zener Current
IZ - Zener Current - mA
Stabilized Voltage Variation
vs. Time
t - Time
s.
min.
IAC =
f = 1 kHz
IZ
10
+4
–20
0
25
50
75
+3
+2
+1
0
–1
–2
–3
–4
+1.0
+0.8
+0.6
+0.4
+0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
+30
+20
+10
0
–10
–20
–30
02468
10
02468
10
+
VREF
IZ = 5 mA XY – Recoder
Free Air
IZ = 5 mA
VZ = 33.11 V
–
A
2
VZ
RS
IZ
1
574J
VB
V
Reference IZ = 5 mA
VZ = VZ (IZ) – VZ (5)
TA = –20 °C
TA = +25 °C
TA = +75 °C
∆



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