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
5 S$ Z. I2 G5 m/ q7 x( L10 mA.
; O# z0 s' a6 w* L  MIdeal for high input voltage applications such as industrial and home metering,
home appliances. The ZCC2785 family offers ±5% initial accuracy, extremely
* }' W& H+ k6 R7 n6 A) ^% 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 {  G0 y% W8 ^The ZCC2785 is offered in fixed output voltage options 2.7V,3.3 V, and5.0 V.
package offers good thermal performance and
) G: y& ~3 l+ T/ R, rhelp to
7 e# A5 e& ]. U6 k" Gminimize the solution size.
Features
6 v: X; i3 v. m: J) v, [# y1 {● Wide Input Voltage Range:
DC: Up to 450 V
AC: 85 V to 260 V (half−wave rectifier and 2.2 μF capacitor)
; w2 s* Z! L7 C. \6 b  \$ h0 o●10 mA Guaranteed Output Current
●Ultra Low Quiescent Current: Typ. 10 μA (VOUT ≤ 5 V)
●±5% Accuracy Over Full Load, Line and Temperature Variations
, ]) z; B% w8 a* a/ t& G●Ultra−high PSRR: 70 dB at 60 Hz, 90 dB at 100 kHz
/ @% z& i+ C3 U●Stable with Ceramic Output Capacitor 22 μF MLCC
●Thermal Shutdown and Current Limit Protection
$ Z: B* w. X6 ~; q  \●Available in Thermally Enhanced ESOP8 Package
* {5 M6 E( s# y- F7 I- J* t●This is a Pb−Free Device
, [5 y" J5 H% p) t- \  m, a2 @