Eta9742 high efficiency three in one chip for mobile power supply
Author:qi Time:2021-06-06 15:47 Browse(395)
Eta9742 high efficiency three in one chip for mobile power supply, touch screen and OLED Forum
Shenzhen Zhanrong Electronics Co., Ltd. & S. T7 R7 J2 R1 K. pLiang Dong: 13923410857     QQ:15367644800 k1 P+ L) M0 n9 L / {$^ 7 ` 8 I. M1 J description featureseta 9742 is a [url] switch type [url] lithium-ion [url] battery charger, which can provide up to 3A charging current to the battery, It can provide up to 5V / 2.4a current in boost operation.
it has high efficiency in both charging mode and boost mode.
it also includes a fuel meter system for power indication.

Eta9742 high efficiency three in one chip for mobile power supply

for charging.
it uses a proprietary control scheme to eliminate the current Sen.
selenium resistance is used for conventional constant current control.
it can maximize efficiency and shorten charging time, It can also output 5V voltage in the opposite direction.
boost from T.
it has battery.
it only needs a single inductor.
it can provide [url] / power supply in both directions, and has a proprietary automatic mode detection and switching scheme.
ETA 9742 is an ideal all-in-one solution for battery charging.
d discharge application.
for example, power library, power supply, power supply, power supply, etc Smart [url] mobile phone and tablet PC with only one [url] / USB port can be used for rechargeable battery function.
ETA 9742 is suitable for charging 4.2V lithium-ion battery.
ETA 9742 is packaged with ESP 8.
ETA 9742 is suitable for charging 4.2V lithium-ion battery2 _+ i& I9 `- v    d8 [! Y Bi directional power conversion with single inductor (m'p; y/ g' Y. V0 \ Automatic switch; P7 E/ h: e2 F8 T! [ 8 p.
n1 \+ L* C Switch charger! t4 ]0 R' _" @ 6 e, u& d 5V Synchronous Boost9 S    e! U, D% y/ E" f0 y Up to 96% efficiency 9 F "C) A0 K: E5 f To 3A maximum 0 charging current and 2.4a discharge: |5 I- k* {% x& b- `( M5 e Battery free detection & Q% v /] 5 L - N3 N5]. B Non inductive resistance2 S" ]/ G: v1 S7 a! @$ q[ Url=] led [/ url] for battery level indication and charge / discharge status indication -- I0 H 'V1 y    K Tablet, mid& ]8 \8 w7 ^4 P7 |# X Smartphone $C1 o - F% X    Q0 X portable source4 s" ^1 p8 C9 C4 _; b$ y) t; I0 a1 l.
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