LP5912Q1.8DRVRQ1 Ngwa izizi izizi IC elektrọnik Ngwa elektrọnik Ic Chip Nkwado BOM Ọrụ TPS62130AQRGTRQ1
Njirimara ngwaahịa
| Ụdị | Nkọwa | Họrọ |
| Otu | Sekit jikọtara ọnụ (ICs) PMIC - Ndị na-achịkwa voltaji - Linear |
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| Mfr | Ngwa Texas |
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| Usoro | Ụgbọ ala, AEC-Q100 |
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| ngwugwu | teepu & Reel (TR) Mpempe akwụkwọ (CT) Digi-Reel® |
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| Ọnọdụ ngwaahịa | Na-arụ ọrụ |
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| Nhazi mmepụta | Nke dị mma |
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| Ụdị mmepụta | Edoziri |
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| Ọnụọgụ nke ndị nchịkwa | 1 |
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| Voltaji - Ntinye (Max) | 6.5V |
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| Voltaji - Mpụta (Nkeji/Edozi) | 1.8V |
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| Voltaji - Mpụta (Max) | - |
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| Mwepụ voltaji (Max) | 0.25V @ 500mA |
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| Ugbu a - Mmepụta | 500mA |
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| Ugbu a - Quiescent (Iq) | 55 µA |
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| Ugbu a - Nbunye (Max) | 600 µA |
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| PSRR | 80dB ~ 40db (100Hz ~ 100kHz) |
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| Njirimara njikwa | Kwado, Ike dị mma, mmalite dị nro |
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| Njirimara nchedo | N'ofe okpomoku, polarity ntụgharị, okirikiri dị mkpụmkpụ |
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| Okpomọkụ na-arụ ọrụ | -40°C ~ 125°C (TJ) |
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| Ụdị nkwụnye | Ugwu elu |
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| Ngwungwu / Akpa | 6-WDFN ekpughere mpe mpe akwa |
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| Ngwungwu ngwaọrụ ndị na-eweta ihe | 6-WSON (2x2) |
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| Nọmba ngwaahịa ntọala | LP5912 | |
| SPQ | 3000 PCS |
Linear regulator
N'imengwá electronic, alinear regulatorbụ avoltaji regulatoreji na-ejigide voltaji na-adịgide adịgide.[1]Nguzogide nke onye na-achịkwa na-adịgasị iche dabere na ma ntinye voltaji na ibu, na-ebute mmepụta voltaji mgbe niile.Sekit na-achịkwa na-agbanwe yaiguzogide, na-aga n'ihu na-edozi ankesa voltajinetwọk iji nọgide na-enwe voltaji mmepụta mgbe niile ma na-agbasapụ ọdịiche dị n'etiti ntinye na voltaji a na-achịkwa dị kaikpofuo okpomọkụ.N'ụzọ dị iche, amgbanwe regulatorna-eji ngwaọrụ na-arụ ọrụ nke na-agbanye ma gbanyụọ (oscilates) iji nọgide na-enwe nkezi uru mmepụta.N'ihi na voltaji a na-ahazi nke onye na-ahụ maka linear ga-adị ala mgbe niile karịa voltaji ntinye, arụmọrụ nwere oke yana voltaji ntinye ga-adị elu nke na-ekwe ka ngwaọrụ nọ n'ọrụ ka ọ daa ụfọdụ voltaji.
Ndị na-achịkwa Linear nwere ike idowe ngwaọrụ na-ahazi n'otu oge yana ibu (shuntregulator) ma ọ bụ nwere ike idowe ngwaọrụ na-achịkwa n'etiti isi iyi na ibu ahaziri (usoro nhazi usoro).Ndị na-ahazi ahịrị ahịrị dị mfe nwere ike ịnwe ntakịrị ka aZener diodena usoro resistor;Ndị na-achịkwa ihe gbagwojuru anya gụnyere ọkwa dị iche iche nke ntụnye voltaji, amplifier njehie na ihe ngafe ike.N'ihi na a linearvoltaji regulatorbụ ihe a na-ahụkarị nke ọtụtụ ngwaọrụ, ndị na-achịkwa otu mgbawaICbụ ihe a na-ahụkarị.Ndị na-achịkwa Linear nwekwara ike mejupụta mgbakọ nke steeti siri ike ma ọ bụoghere tubecomponents.
N'agbanyeghị aha ha, linear regulators bụsekit na-abụghị linearn'ihi na ha nwere ihe ndị na-abụghị linear (dị ka Zener diodes, dị ka egosiri n'okpuru namfe shunt regulator) na n'ihi na voltaji mmepụta na-adị mma mgbe niile (na sekit nwere mmepụta mgbe niile nke na-adabereghị na ntinye ya bụ sekit na-abụghị linear.)[2]
Atụmatụ maka LP5912-Q1
- Tozuru maka ngwa ụgbọ ala
- AEC Q100 tozuru oke na nsonazụ ndị a ntinye ntinye voltaji: 1.6 V ruo 6.5V
- Okpomọkụ ngwaọrụ Ọkwa 1: -40°C ruo +125°C Oke okpomọkụ na-arụ ọrụ gburugburu
- Ngwaọrụ HBM Ọkwa 2
- Ngwaọrụ CDM Ọkwa C6
- Oke mmepụta voltaji: 0.8 V ruo 5.5 V
- Mmepụta dị ugbu a ruo 500mA
- Mkpọpụta dị ala - Voltage mkpọtụ: 12 µVRMSỤdị
- PSRR na 1 kHz: 75 dB Ọ na-ahụkarị
- Nlekere nke Voltage (VMpụ≥ 3.3 V): ± 2%
- Obere IQ(Agbanyere, Enweghị ibu): 30 µA Ọ na-ahụkarị
- Mwepụ dị ala (VMpụ≥ 3.3 V): 95 mV Nke a na-ahụkarị na ibu 500mA
- Nkwụsi ike na ntinye ceramiiki 1-µF yana ihe nrụpụta
- Mkpokọta okpomọkụ na nchekwa obere okirikiri
- Weghachite nchedo ugbu a
- Ọnweghị mkpọtụ ngafe capacitor achọrọ
- Mbupute akpaaka maka mwepu ngwa ngwa
- Mbupụta Ike-Ezigbo nwere oge igbu oge 140-µs
- Mmalite dị n'ime ime ka amachi ihe na-agba ọsọ ugbu a
- -40°C ruo +125°C Oke ọnọdụ okpomọkụ na-arụ ọrụ
Nkọwa maka LP5912-Q1
LP5912-Q1 bụ obere mkpọtụ LDO nke nwere ike ịnye ihe ruru 500 mA nke mmepụta ugbu a.Ezubere iji mezuo ihe achọrọ nke sekit RF na analọg, ngwaọrụ LP5912-Q1 na-enye obere mkpọtụ, PSRR dị elu, obere quiescent dị ugbu a, yana ahịrị dị ala na nzaghachi na-agafe agafe.LP5912-Q1 na-enye arụmọrụ mkpọtụ na-eduga klaasị na-enweghị mkpọtụ mgbake capacitor yana ikike maka ntinye ikike mmepụta ihe dịpụrụ adịpụ.
Emebere ngwaọrụ a ka ọ rụọ ọrụ na ntinye 1-µF yana ihe nrụpụta seramiiki 1-µF (enweghị mkpọtụ mkpọtụ dị iche iche achọrọ).
Ngwaọrụ a dị na voltaji mmepụta nke edobere site na 0.8 V ruo 5.5 V na usoro 25-mV.Kpọtụrụ Texas Instruments Sales maka mkpa nhọrọ voltaji akọwapụtara.
Maka ngwungwu niile dị, hụ Mgbakwunye Nhọrọ Ngwunye (POA) na njedebe nke mpempe data a.
