MAX5974DETE+T Ndị na-ahụ maka mgbanwe na-arụsi ọrụ ike-Kwado, Mgbasa-Spectrum, Ndị njikwa PWM nke ugbu a
♠ Nkọwa ngwaahịa
| Njirimara ngwaahịa | Uru Njirimara |
| Onye nrụpụta: | Maxim agbakwunyere |
| Otu ngwaahịa: | Ndị na-agbanwe agbanwe |
| RoHS: | Nkọwa |
| Topology: | - |
| Ọnụọgụ nke mmepụta: | 1 Mpụta |
| Ugboro ngbanwe: | 600 kHz |
| Usoro ọrụ - Nke kachasị: | 82% |
| Ntinye voltaji: | 10.5 V |
| Voltaji mmepụta: | - |
| Mpụta ugbu a: | 1 mA |
| Okpomọkụ arụ ọrụ kacha nta: | - 40 C |
| Okpomọkụ arụ ọrụ kacha: | + 85 C |
| Ụdị nrịgo: | SMD/SMT |
| Ngwungwu / Akpa: | TQFN-16 |
| Nkwakọ ngwaahịa: | Reel |
| Nkwakọ ngwaahịa: | Bee teepu |
| Nkwakọ ngwaahịa: | MouseReel |
| Akara: | Maxim agbakwunyere |
| Oge ọdịda: | 14 ns |
| Nbunye na-arụ ọrụ ugbu a: | 1.8mA |
| Voltaji na-arụ ọrụ: | 12 V ruo 21 V |
| Ụdị ngwaahịa: | Ndị na-agbanwe agbanwe |
| Oge ebili: | 27 ns |
| Usoro: | MAX5974 |
| Ọnụọgụ ngwugwu ụlọ ọrụ: | 2500 |
| ngalaba: | PMIC - ICs njikwa ike |
| Ụdị: | Ndị njikwa PWM dị ugbu a |
| Akụkụ # Aha: | MAX5974 |
♠ Ndị na-arụsi ọrụ ike, Mgbasa-Spectrum, Ndị njikwa PWM nke ugbu a
MAX5974_ na-enye njikwa maka nnukwu ntinye-voltaji, arụ ọrụ-clamped, ụdị PWM dị ugbu a, ndị na-atụgharị n'ihu na ngwa ike-over-Ethernet (PoE) kwadoro ngwaọrụ (PD). MAX5974A/MAX5974C dabara nke ọma maka ntinye nke ụwa ma ọ bụ telecom, ebe MAX5974B/ MAX5974D na-anabatakwa voltaji ntinye dị ala ruo 10.5V.
Ngwa ndị a gụnyere ọtụtụ atụmatụ iji kwalite arụmọrụ ọkọnọ. Onye ọkwọ ụgbọ ala AUX na-emegharị magnetizing cur mgbazinye kama imefusị ya na sekit mwekota ihe na-ekpochapụ. Oge anwụ nke mmemme n'etiti AUX na onye ọkwọ ụgbọ ala na-enye ohere maka ịgbanwee efu voltaji (ZVS). N'okpuru ọnọdụ ibu ọkụ, ngwaọrụ ndị a na-ebelata ngbanwe ugboro ugboro (mpịakọta ugboro ugboro) iji belata mfu ngbanwe.
Ihe MAX5974A/MAX5974B nwere sekit pụrụ iche iji nweta ụkpụrụ mmepụta na-ejighi optocoupler, ebe MAX5974C/MAX5974D na-eji usoro nzaghachi optocoupler ọdịnala. Ihe nrịbama njehie dị n'ime nwere ntụaka 1% bara uru nke ukwuu na imewe enweghị ike, na-ewepụ mkpa maka njikwa shunt mpụga.
Ngwaọrụ ndị a nwere ihe mwekota nke na-eme ka ogologo oge mwekota volt n'oge ọnọdụ na-adịru nwa oge na-adabere na voltaji ahịrị, na-enye ohere iji MOSFET ike nwere voltaji ndakpọ ala. Ihe njiri mara ugboro dither nke mmemme na-enye obere EMI, ọrụ mgbasa-dị iche iche.
MAX5974_ dị na 16-pin TQFN-EP ngwugwu afọ ma kwadoro maka ịrụ ọrụ karịa -40°C ruo +85°C na -40°C ruo +125°C.
● Njikwa ọnọdụ kachasị ugbu a, njikwa PWM na-aga n'ihu na-arụ ọrụ
● Iwu Na-enweghị Optocoupler (MAX5974A/ MAX5974B)
● Mpempe mperi mperi 1% dị n'ime
● 100kHz ruo 600kHz Mmemme ± 8% Ịgbanwe ugboro ugboro, Mmekọrịta ruo 1.2MHz
● Ntugharị ugboro ugboro nke mmemme maka Low-EMI, Ọrụ Spread-Spectrum
● Oge nwuru anwu mmemme, PWM Soft-Malite, nkwụghachi mkpọda ugbu a
● Nri na-aga n'ihu na-aga n'ihu na-aga n'ihu, 80% kacha oke.
● Ndaghachi azụ ugboro ugboro maka ịrụ ọrụ ibu ọkụ dị elu
● UVLO Bootstrap nke ime nwere nnukwu hysteresis
● 100μA (ụdị) ntinye mmalite ugbu a
● Ọsọ ọnụ ọgụgụ kacha elu nke okirikiri site na okirikiri ugbu a, 35ns na-egbu oge mgbasawanye.
● 115ns nke dị ugbu a na-eduga n'ime-isi oghere
● Wepụta Nchekwa Mkpirisi okirikiri na ọnọdụ mgbakasị ahụ
● Weghachite oke ugbu a iji gbochie saturation transformer n'ihi ntụgharị ugbu a
● Ime 18V Zener Clamp na ntinye ntinye
● 3mm x 3mm, N'efu, 16-Pin TQFN-EP
● PoE IEEE® 802.3af/na Ngwaọrụ kwadoro
● Ike dị elu PD (Gafere 802.3af/ na Standard)
● Ntụgharị aga n'ihu DC-DC na-arụ ọrụ
● Ekwentị IP
● Ọnụ ụzọ ịnweta ikuku
● Igwefoto nchekwa
