ZCC2785 (500V线性稳压器芯片，替代NCP785)

Siweidianzi

The ZCC2785 is a high−peRFormance linear regulator, offering a very wide
operating input voltage range of up to 450 V DC, with an output current of up to
10 mA.
0 e& Y' N  c5 e+ k. EIdeal for high input voltage applications such as industrial and home metering,
home appliances. The ZCC2785 family offers ±5% initial accuracy, extremely
# V- i# a: C& V+ k) _9 hhigh−power supply rejection ratio and ultra−low quiescent current. The
ZCC2785 is optimized for high−voltage line and load transients, making this
part ideal for harsh environment applications.
2 E6 y5 p& F7 c: FThe ZCC2785 is offered in fixed output voltage options 2.7V,3.3 V, and5.0 V.
. I: S5 W* [9 k. _' Y/ Jpackage offers good thermal performance and
+ H# {  I# T, y4 |! p, S. A  @) Yhelp to
minimize the solution size.
; u! b$ X/ u5 m$ NFeatures
, H1 D- n" T# l- f# \' l. G: @● Wide Input Voltage Range:
DC: Up to 450 V
AC: 85 V to 260 V (half−wave rectifier and 2.2 μF capacitor)
0 s+ z' G4 K2 V  C6 f●10 mA Guaranteed Output Current
  D3 A& j) N) d" u●Ultra Low Quiescent Current: Typ. 10 μA (VOUT ≤ 5 V)
●±5% Accuracy Over Full Load, Line and Temperature Variations
●Ultra−high PSRR: 70 dB at 60 Hz, 90 dB at 100 kHz
6 O% r' J4 [/ T) x●Stable with Ceramic Output Capacitor 22 μF MLCC
●Thermal Shutdown and Current Limit Protection
●Available in Thermally Enhanced ESOP8 Package
●This is a Pb−Free Device
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