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品牌 PULAN PS3120A
( f. s8 F8 x% U) |输入电压 2.7V to 4.5V
+ R7 T& c, ~( n5 I% j输出电压 4.94V±3%
& k9 Q. [8 H9 A! g8 b6 U输出电流 110mA (VIN≥3V) Up to 230mA (VIN≥3.6V)# X4 @# m8 W6 l7 q/ ?1 r
The PS3120A is a low noise switched capacitor voltage doubler. It produces a regulated output voltage from a 2.7V to 4.5V input. Low external parts count (one flying capacitor and two small bypass capacitors at VIN and VOUT) make the PS3120A ideally suited for small, battery-powered applications.
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The PS3120A have thermal shutdown capability and can survive a continuous short circuit from VOUT to GND. A low current * ?! D: k _/ k/ d% x, p4 ]9 B# G
shutdown feature disconnects the load from VIN and reduces quiescent current to <1μA. $ r4 J0 J' p F
The PS3120A is available in the industry standard SOT-23-6L power packages.& _( p" J6 O5 N4 l8 g! S
PS3120A是不需要电感的锂电池升压IC,输出电压4.94V,输出电流最大可以做到230MA。比较适合用在小功率的电子产品中。
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0 ?4 I0 d( m+ ?0 v; E* p! T' r: cFixed 4.94V±3% Output
/ n# F1 `4 ^: K$ c$ z+ u, U VIN Range: 2.7V to 4.5V
% P1 ?& e& ~ S Output Current: Up to 110mA (VIN≥3V) " n2 }$ r. u3 J4 b* g4 V1 d% I5 W
Up to 230mA (VIN≥3.6V)
# X, R+ T( x t: z Low Noise Constant Frequency (360kHz)
8 e6 w# ]- t @/ s; M6 }$ I; gOperation
. C$ } s$ d; n. h& ]Shutdown Current <1μA
4 M( `- k* L; ~& `1 l; b2 cNo Inductors
$ Y: F* n; A2 v# {0 a Available in Low Profile 6-Lead SOT23 2 ^. f2 J4 p3 m# M. E# L% ?
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