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High Efficiency 1.2MHz, 28V Output, 2A Step Up Regulator
$ j# B; h0 L; X1 DFEATURES
$ ^# q1 M. R6 O# c6 N' ^1 o5 b2 r: dGENERAL DESCRIPTION0 l* T' `0 H5 y" P- d
●2V to 24V Input Voltage
) K6 V( \- v* a" m/ y& lThe ZCC3710 is a constant frequency,1 U# t1 Y3 T( {, X: D a8 F3 C# E
Up to 28V Output Voltage- w& Q$ I6 X, t
current mode step-up converter intended
+ |& l8 P) e4 d5 e; \5 }6 x% [( s) l/ ^Integrated 80m2 Power MOSFET
2 L' J9 c# f3 ]6 v. ?for small, low power applications. The
. s! c3 G" q8 x8 p' U1.2MHz Fixed Switching Frequency# E& q& ^, j6 U; Z1 V
ZCC37 10 switches at 1.2MHz and allows) z# _% D Y& K5 n
Internal 4A Switch Current Limit$ m9 f$ e1 j1 `' j
the use of tiny, low cost capacitors and
+ @4 n+ [& S" m( w! {& P8 J) V/ WInternal Compensation
7 N/ k! B& ~9 X* V0 u: T/ J! yinductors 2mm or less in height. Internal
- d" C+ d) B& E: ^7 u3 iThermal Shutdown
# n3 d u, d& |+ P) {9 v3 Xsoft-start results in small inrush current
5 m0 c9 l0 j' _; @. Z●Output Adjustable from 0.6V
+ H; N6 W" d# B Jand extends battery life.
B, R6 ?) T! {% H' M2 m; J●Available in a 6-pin SOT-23 package
( l' f$ f4 l+ Q4 B- RThe ZCC3710 includes under-voltage/ v: i' d9 g1 ` t( }! n
lockout, current limiting， and thermal6 M f8 Y: t/ d
overload protection to prevent damage in
( ?1 A& z0 h$ _- {7 J/ Z" }" K$ j0 ?APPLICATIONS. H7 G6 m3 g1 ^' _
the event of an output overload. The
_/ i! j( S' ~. v( DDigital Set-top Box (STB)/ o6 _, p: O y3 f) n! q
ZCC3710 is available in a small 6-pin
# N2 a6 w& ]5 A& T) L6 n4 o% u( Tablet Personal Computer (Pad)
) Q( b. w$ Q1 M' R* h2 `* WSOT-23 package.$ O X- o" C- x. U+ R5 {
( LCD Bias Supply. u5 M5 ?5 e! U
( Battery-Powered Equipment
" g, ~, k$ _2 ]( D Portable Media Player (PMP)
7 A5 U! T& }; }7 m7 C' \+ K& g8 _( General Purposes
8 B. J( V: D( U( R2 ~' F0 J/ J) k% \/ v% L6 ~6 y- Q6 z9 Q
1 Y V+ e% @* _% [! P6 q
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发表于 2019-12-18 11:13
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