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MAX5974DETE+T Nā mea hoʻoponopono hoʻololi i hoʻopaʻa ʻia, hoʻolaha ʻia, nā mana PWM o kēia manawa.

MAX5974DETE+T Nā mea hoʻoponopono hoʻololi i hoʻopaʻa ʻia, hoʻolaha ʻia, nā mea hoʻoponopono PWM i kēia manawa.
  • MAX5974DETE+T Nā mea hoʻoponopono hoʻololi i hoʻopaʻa ʻia, hoʻolaha ʻia, nā mana PWM o kēia manawa.

ʻO ka wehewehe pōkole:

Nā mea hana: Maxim Integrated

Māhele Huahana: Nā Mana Hoʻololi

Pepa ʻIkepili:MAX5974DETE+T

ʻO ka wehewehe: nā mea hoʻokele PWM o kēia manawa

ʻO ke kūlana RoHS: RoHS Compliant


E hoʻouna i ka leka uila iā mākou

Huahana Huahana

Nā hiʻohiʻona

Nā noi

Huahana Huahana

♠ wehewehe huahana

Huahana Huahana Waiwai Hiʻona
Mea hana: Hoʻohui ʻia ʻo Maxim
Māhele Huahana: Nā Mana Hoʻololi
RoHS: Nā kikoʻī
Topology: -
Ka helu o nā mea hoʻopuka: 1 Hoʻopuka
Hoʻololi pinepine: 600 kHz
Kaʻa Hana - Max: 82 %
Voltage hookomo: 10.5 V
Voltage pukana: -
Huakaʻi i kēia manawa: 1 mA
Mahana hana liʻiliʻi loa: - 40 C
ʻO ka wela hoʻohana kiʻekiʻe loa: + 85 C
Kāila kau ʻana: SMD/SMT
Pūʻolo / hihia: TQFN-16
Packaging: Reel
Packaging: ʻOki lipine
Packaging: Huli ʻIole
Brand: Hoʻohui ʻia ʻo Maxim
Hāʻule manawa: 14 ns
Mea Hana i kēia manawa: 1.8 mA
Voltage lako hana: 12 V a 21 V
ʻAno Huahana: Nā Mana Hoʻololi
Ka manawa ala: 27 ns
moʻo: MAX5974
Ka nui o ka waihona hale hana: 2500
Māhele ʻāpana: PMIC - Nā IC hoʻokele mana
ʻAno: Nā Mana PWM o kēia manawa
Māhele # Aliases: MAX5974

♠Active-Clamped, Spread-Spectrum, Nā Mana PWM o kēia manawa

Hāʻawi ka MAX5974_ i ka mana no ka wide-input-voltage, active-clamp, current-mode PWM, nā mea hoʻololi i mua ma Power-over-Ethernet (PoE) powered device (PD). Ua kūpono ka MAX5974A/MAX5974C no ke ao holoʻokoʻa a i ʻole ke kelepona hoʻokomo ʻana, aʻo ka MAX5974B/MAX5974D hoʻi e hoʻokomo i ka uila haʻahaʻa haʻahaʻa a hiki i 10.5V.

Loaʻa i nā mea hana kekahi mau hiʻohiʻona e hoʻonui i ka pono o ka lako. Hoʻohana hou ka mea hoʻokele AUX i ka hoʻolimalima magnetizing o kēia manawa ma mua o ka hoʻopau ʻana iā ia i kahi kaʻa kaapuni dissipative clamp. ʻO ka manawa make programmable ma waena o ka AUX a me ka mea hoʻokele nui e hiki ai ke hoʻololi i ka zero-voltage (ZVS). Ma lalo o nā kūlana haʻahaʻa māmā, hoʻemi nā mea hana i ka pinepine hoʻololi (frequency foldback) e hōʻemi i nā poho hoʻololi.

Hāʻawi ka MAX5974A/MAX5974B i kahi circuitry kūʻokoʻa e hoʻokō ai i ka hoʻoponopono hoʻopuka me ka hoʻohana ʻole i ka optocoupler, aʻo ka MAX5974C/MAX5974D e hoʻohana i ke ʻano manaʻo optocoupler kuʻuna. ʻO ka mea hoʻonui hewa i loko me ka 1% reference he mea maikaʻi loa ia i ka hoʻolālā nonisolated, e hoʻopau ana i ka pono o kahi mea hoʻoponopono shunt waho.

Hāʻawi nā mea hana i kahi pānaʻi ʻai-i mua kiʻekiʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe e hana ai i ka makahiki volt clamp kiʻekiʻe i ka wā o nā kūlana transient kūʻokoʻa i ka volta laina, e ʻae ana i ka hoʻohana ʻana i kahi mana MOSFET me ka haʻahaʻa haʻahaʻa haʻahaʻa. Hāʻawi ka hiʻohiʻona dithering frequency programmable i ka haʻahaʻa-EMI, hoʻolaha-spectrum hana.

Loaʻa ka MAX5974_ i nā makahiki 16-pin TQFN-EP a ua helu ʻia no ka hana ma luna o nā pae wela -40°C a +85°C a me -40°C a i +125°C.


  • Mua: A3906SESTR-T HA'A'I VOLTAGE STEPPER. DUAL DC MTR DRIVER
  • Aʻe: A4950ELJTR-T DMOS FULL-BIDGE MOTOR DRIVER

  • ● Kiʻekiʻe o kēia manawa-Mode Mana, Active-Clamped Forward PWM Controller

    ● Hoʻoponopono me ka ʻole Optocoupler (MAX5974A/ MAX5974B)

    ● Hoʻonui Hapa 1% Kuloko

    ● 100kHz a hiki i 600kHz Programmable ± 8% Ke hoʻololi pinepine, hoʻonohonoho i ka 1.2MHz

    ● Programmable Frequency Dithering no ka Low-EMI, Spread-Spectrum Operation

    ● Manawa Make Programmable, PWM Soft-Start, Pākuʻi Slope o kēia manawa

    ● Pānaʻi Programmable-Forward Maximum Duty-Cycle Clamp, 80% Ka palena kiʻekiʻe

    ● ʻO ka hoʻihoʻi ʻana i ka alapine no ka hana ʻana i ka māmā māmā

    ● Kuloko Bootstrap UVLO me Large Hysteresis

    ● 100μA (typ) Hoʻomaka lako i kēia manawa

    ● Hoʻopaneʻe Kiʻekiʻe Kiʻekiʻe o ka Pōʻapuni wikiwiki, 35ns Hoʻopaneʻe Hoʻolaha maʻamau

    ● 115ns Ka Manaʻo Kūloko Kūloko Alakaʻi-Edge Blanking

    ● Hoʻopuka i ka pale pōkole me ke ʻano hiccup

    ● Hoʻohuli i ka palena o kēia manawa no ka pale ʻana i ka Saturation Transformer ma muli o ke ʻano hoʻohuli

    ● Kuloko 18V Zener Clamp ma ka hoʻokomo lako

    ● 3mm x 3mm, Lead-Free, 16-Pin TQFN-EP

    ● PoE IEEE® 802.3af/at Powered Devices

    ● PD Mana Kiʻekiʻe (Ma waho aʻe o ka 802.3af/at Standard)

    ● Nā mea hoʻololi DC-DC i hoʻopili ʻia i mua

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