{"id":13147,"date":"2026-09-11T12:58:22","date_gmt":"2026-09-11T04:58:22","guid":{"rendered":"https:\/\/www.lxbchip.com\/?p=13147"},"modified":"2026-09-11T12:58:22","modified_gmt":"2026-09-11T04:58:22","slug":"tps5430ddar-ti-synchronous-buck-converter-3a-wide-input-dc-dc-power-ic-for-industrial-equipment-main-power-supply","status":"publish","type":"post","link":"https:\/\/www.lxbchip.com\/vi\/tps5430ddar-ti-synchronous-buck-converter-3a-wide-input-dc-dc-power-ic-for-industrial-equipment-main-power-supply\/","title":{"rendered":"B\u1ed9 chuy\u1ec3n \u0111\u1ed5i Buck \u0111\u1ed3ng b\u1ed9 TPS5430DDAR c\u1ee7a TI: IC ngu\u1ed3n DC-DC c\u00f3 d\u1ea3i \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o r\u1ed9ng 3A d\u00e0nh cho ngu\u1ed3n \u0111i\u1ec7n ch\u00ednh c\u1ee7a thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p"},"content":{"rendered":"

TPS5430DDAR l\u00e0 m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i DC-DC h\u1ea1 \u00e1p \u0111\u1ed3ng b\u1ed9 ph\u1ed5 bi\u1ebfn c\u1ee7a Texas Instruments, hi\u1ec7n c\u00f3 s\u1eb5n \u0111\u1ea7y \u0111\u1ee7 t\u1ea1i LXB Semicon. IC qu\u1ea3n l\u00fd ngu\u1ed3n n\u00e0y cung c\u1ea5p d\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u ra li\u00ean t\u1ee5c 3A, d\u1ea3i \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o r\u1ed9ng, hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i cao v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 m\u1ea1nh m\u1ebd, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p, m\u00f4-\u0111un PLC, thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng v\u00e0 ngu\u1ed3n \u0111i\u1ec7n ch\u00ednh c\u1ee7a bo m\u1ea1ch nh\u00fang. L\u00e0 m\u1ed9t chip buck ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p kinh \u0111i\u1ec3n, TPS5430DDAR \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng th\u1ef1c t\u1ebf qua nhi\u1ec1u n\u0103m, v\u1edbi hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh v\u00e0 t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt \u0111\u1ea7y \u0111\u1ee7, do \u0111\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u c\u1ee7a nhi\u1ec1u k\u1ef9 s\u01b0 ph\u1ea7n c\u1ee9ng khi thi\u1ebft k\u1ebf c\u00e1c m\u1ea1ch ngu\u1ed3n th\u1ee9 c\u1ea5p kh\u00f4ng c\u00e1ch ly.<\/p>\n

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TPS5430DDAR h\u1ed7 tr\u1ee3 \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o t\u1eeb 5,5V \u0111\u1ebfn 36V, bao g\u1ed3m c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o th\u00f4ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p nh\u01b0 12V v\u00e0 24V. \u0110i\u1ec7n \u00e1p \u0111\u1ea7u ra c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh linh ho\u1ea1t t\u1eeb 1,22V \u0111\u1ebfn 31V th\u00f4ng qua c\u00e1c \u0111i\u1ec7n tr\u1edf b\u00ean ngo\u00e0i, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a MCU, FPGA, c\u1ea3m bi\u1ebfn v\u00e0 b\u1ed9 thu ph\u00e1t truy\u1ec1n th\u00f4ng tr\u00ean c\u00f9ng m\u1ed9t bo m\u1ea1ch. C\u00e1c MOSFET c\u00f4ng su\u1ea5t ph\u00eda cao v\u00e0 ph\u00eda th\u1ea5p \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p gi\u00fap gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng linh ki\u1ec7n ngo\u1ea1i vi, ti\u1ebft ki\u1ec7m di\u1ec7n t\u00edch PCB v\u00e0 gi\u1ea3m t\u1ed5ng chi ph\u00ed BOM. T\u1ea7n s\u1ed1 chuy\u1ec3n m\u1ea1ch \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh b\u00ean trong \u1edf m\u1ee9c 500kHz, gi\u00fap thu nh\u1ecf k\u00edch th\u01b0\u1edbc c\u1ee7a cu\u1ed9n c\u1ea3m v\u00e0 t\u1ee5 \u0111i\u1ec7n trong v\u00f2ng l\u1eb7p ngu\u1ed3n, ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft k\u1ebf ph\u1ea7n c\u1ee9ng nh\u00fang nh\u1ecf g\u1ecdn.<\/p>\n

C\u00e1c m\u1ea1ch b\u1ea3o v\u1ec7 t\u00edch h\u1ee3p gi\u00fap n\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p. Vi m\u1ea1ch n\u00e0y th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n theo t\u1eebng chu k\u1ef3, b\u1ea3o v\u1ec7 ng\u1eaft nhi\u1ec7t v\u00e0 ch\u1ee9c n\u0103ng kh\u00f3a khi \u0111i\u1ec7n \u00e1p th\u1ea5p. Khi x\u1ea3y ra ng\u1eafn m\u1ea1ch \u0111\u1ea7u ra ho\u1eb7c qu\u00e1 nhi\u1ec7t, TPS5430DDAR s\u1ebd t\u1ef1 \u0111\u1ed9ng gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n ho\u1eb7c ng\u1eebng chuy\u1ec3n m\u1ea1ch \u0111\u1ec3 ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng cho vi m\u1ea1ch ngu\u1ed3n v\u00e0 c\u00e1c t\u1ea3i ph\u00eda sau. V\u1ecf SOIC-8 thu\u1eadn ti\u1ec7n cho vi\u1ec7c l\u1eafp r\u00e1p SMT, t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t l\u1eafp r\u00e1p b\u1ec1 m\u1eb7t ti\u00eau chu\u1ea9n. Phi\u00ean b\u1ea3n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u01a1ng m\u1ea1i ho\u1ea1t \u0111\u1ed9ng trong kho\u1ea3ng t\u1eeb -40\u00b0C \u0111\u1ebfn +85\u00b0C, ph\u00f9 h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft c\u00e1c thi\u1ebft b\u1ecb t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p trong nh\u00e0.<\/p>\n

So v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p ngu\u1ed3n r\u1eddi r\u1ea1c, TPS5430DDAR c\u00f3 m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p cao gi\u00fap gi\u1ea3m b\u1edbt \u0111\u1ed9 ph\u1ee9c t\u1ea1p trong thi\u1ebft k\u1ebf. TI cung c\u1ea5p b\u1ea3ng d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7, h\u01b0\u1edbng d\u1eabn \u1ee9ng d\u1ee5ng, c\u00f4ng c\u1ee5 t\u00ednh to\u00e1n v\u00e0 s\u01a1 \u0111\u1ed3 thi\u1ebft k\u1ebf tham kh\u1ea3o. C\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 nhanh ch\u00f3ng t\u00ednh to\u00e1n c\u00e1c th\u00f4ng s\u1ed1 linh ki\u1ec7n c\u1ee7a cu\u1ed9n c\u1ea3m, t\u1ee5 \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra, c\u0169ng nh\u01b0 th\u1ef1c hi\u1ec7n m\u00f4 ph\u1ecfng v\u00f2ng l\u1eb7p ngu\u1ed3n ho\u00e0n ch\u1ec9nh. Gi\u1ea3i ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c \u0111i\u1ec7n \u00e1p \u0111\u01b0\u1eddng ray 3,3V, 5V ho\u1eb7c 1,8V cho c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ch\u00ednh tr\u00ean c\u00e1c bo m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p.<\/p>\n

Thi\u1ebft k\u1ebf ngu\u1ed3n \u0111i\u1ec7n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed. Ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n \u0111i\u1ec7n k\u00e9m s\u1ebd g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng MCU b\u1ecb reset, l\u1ed7i \u0111\u1ed3ng b\u1ed9 th\u1eddi gian tr\u00ean FPGA ho\u1eb7c gi\u00e1 tr\u1ecb \u0111o c\u1ee7a c\u1ea3m bi\u1ebfn b\u1ecb dao \u0111\u1ed9ng \u0111\u1ed9t ng\u1ed9t. TPS5430DDAR \u0111\u1ea1t hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i cao, gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng nhi\u1ec7t sinh ra tr\u00ean bo m\u1ea1ch. Trong \u0111i\u1ec1u ki\u1ec7n t\u1ea3i trung b\u00ecnh v\u00e0 n\u1eb7ng, hi\u1ec7u su\u1ea5t c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 90%, t\u1eeb \u0111\u00f3 gi\u1ea3m \u00e1p l\u1ef1c thi\u1ebft k\u1ebf nhi\u1ec7t cho c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p k\u00edn m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn c\u00e1c b\u1ed9 t\u1ea3n nhi\u1ec7t c\u1ee1 l\u1edbn.<\/p>\n

Tr\u00ean th\u1ecb tr\u01b0\u1eddng linh ki\u1ec7n hi\u1ec7n nay, nhi\u1ec1u vi m\u1ea1ch qu\u1ea3n l\u00fd ngu\u1ed3n (IC) \u0111ang g\u1eb7p t\u00ecnh tr\u1ea1ng th\u1eddi gian giao h\u00e0ng k\u00e9o d\u00e0i. LXB Semicon lu\u00f4n duy tr\u00ec l\u01b0\u1ee3ng h\u00e0ng t\u1ed3n kho d\u1ed3i d\u00e0o cho s\u1ea3n ph\u1ea9m TPS5430DDAR. T\u1ea5t c\u1ea3 c\u00e1c linh ki\u1ec7n \u0111\u1ec1u l\u00e0 h\u00e0ng ch\u00ednh h\u00e3ng \u0111\u01b0\u1ee3c ni\u00eam phong t\u1eeb TI, v\u1edbi kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c \u0111\u1ea7y \u0111\u1ee7. Kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 \u0111\u1eb7t h\u00e0ng v\u1edbi s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf \u0111\u1ec3 th\u1eed nghi\u1ec7m nguy\u00ean m\u1eabu ho\u1eb7c \u0111\u1eb7t h\u00e0ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn \u0111\u1ec3 s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t. LXB c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p b\u1ed9 chuy\u1ec3n \u0111\u1ed5i buck n\u00e0y v\u1edbi c\u00e1c vi \u0111i\u1ec1u khi\u1ec3n (MCU), IC chu\u1ed7i t\u00edn hi\u1ec7u v\u00e0 linh ki\u1ec7n th\u1ee5 \u0111\u1ed9ng ph\u00f9 h\u1ee3p v\u00e0o m\u1ed9t l\u00f4 h\u00e0ng BOM duy nh\u1ea5t, gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd mua s\u1eafm.<\/p>\n

Ghi ch\u00fa thi\u1ebft k\u1ebf cho TPS5430DDAR: M\u1eb7t \u0111\u1ea5t ngu\u1ed3n v\u00e0 m\u1eb7t \u0111\u1ea5t t\u00edn hi\u1ec7u c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1ed1 tr\u00ed ri\u00eang bi\u1ec7t. \u0110\u01b0\u1eddng d\u1eabn ph\u1ea3n h\u1ed3i n\u00ean \u0111\u01b0\u1ee3c gi\u1eef ng\u1eafn \u0111\u1ec3 tr\u00e1nh nhi\u1ec5u. Vi\u1ec7c l\u1ef1a ch\u1ecdn t\u1ee5 \u0111i\u1ec7n \u0111\u1ea7u ra c\u1ea7n xem x\u00e9t c\u00e1c \u0111\u1eb7c t\u00ednh ESR \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u00f2ng l\u1eb7p. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111i\u1ec7n \u00e1p \u0111\u1ed9t bi\u1ebfn cao \u1edf ph\u00eda \u0111\u1ea7u v\u00e0o, n\u00ean b\u1ed5 sung c\u00e1c thi\u1ebft b\u1ecb tri\u1ec7t ti\u00eau nhi\u1ec5u tho\u00e1ng qua \u1edf ph\u1ea7n \u0111\u1ea7u v\u00e0o.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c m\u1ea1ch t\u00edch h\u1ee3p ngu\u1ed3n (IC) \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng nh\u01b0 TPS5430DDAR c\u00f3 th\u1ec3 r\u00fat ng\u1eafn chu k\u1ef3 ki\u1ec3m \u0111\u1ecbnh v\u00e0 gi\u1ea3m thi\u1ec3u r\u1ee7i ro h\u1ecfng h\u00f3c trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf. LXB Semicon c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng th\u00f4ng qua c\u00e1c li\u00ean k\u1ebft \u0111\u1ebfn b\u1ea3ng d\u1eef li\u1ec7u, x\u00e1c nh\u1eadn th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 d\u1ecbch v\u1ee5 giao h\u00e0ng to\u00e0n c\u1ea7u. Khi l\u1eadp k\u1ebf ho\u1ea1ch cho c\u00e1c d\u1ef1 \u00e1n m\u1edbi, c\u00e1c nh\u00f3m ph\u00e1t tri\u1ec3n ph\u1ea7n c\u1ee9ng c\u00f3 th\u1ec3 t\u00edch h\u1ee3p TPS5430DDAR v\u00e0o thi\u1ebft k\u1ebf \u0111\u01b0\u1eddng ngu\u1ed3n v\u00e0 li\u00ean h\u1ec7 v\u1edbi LXB \u0111\u1ec3 c\u1eadp nh\u1eadt t\u00ecnh tr\u1ea1ng t\u1ed3n kho theo th\u1eddi gian th\u1ef1c.<\/p>","protected":false},"excerpt":{"rendered":"

TPS5430DDAR is a popular synchronous step-down DC-DC converter from Texas Instruments, fully stocked at LXB Semicon. This power management IC<\/p>","protected":false},"author":1,"featured_media":13135,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13147","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/posts\/13147","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/comments?post=13147"}],"version-history":[{"count":0,"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/posts\/13147\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/media\/13135"}],"wp:attachment":[{"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/media?parent=13147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/categories?post=13147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lxbchip.com\/vi\/wp-json\/wp\/v2\/tags?post=13147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}