Njirimara ngwaahịa:
| Ụdị | Kọwaa |
| udi | Sekit jikọtara ọnụ (IC) PMIC - Ntuziaka voltaji |
| emeputa | Ngwa Texas |
| usoro | - |
| ngwugwu | Teepu na Reel (TR) Shear Band (CT) Digi-Reel® Custom Reel |
| ngwaahịa ọnọdụ | dị na ngwaahịa |
| Ụdị ntụaka | shunt |
| ụdị mmepụta | mgbanwe |
| Voltaji - Mpụta (nkeji/obere) | 2.495V |
| Voltaji - Mpụta (Kachasị) | 36 V |
| Ugbu a - Mmepụta | 100 mA |
| Ndidi | ± 0.5% |
| Ọnụego okpomọkụ | - |
| mkpọtụ - 0.1Hz ruo 10Hz | - |
| mkpọtụ - 10Hz ruo 10Hz | - |
| Voltaji - Ntinye | - |
| Ugbu a - Kwadoro | - |
| Ugbu a - Cathode | 700 µA |
| Ọnọdụ okpomọkụ na-arụ ọrụ | -40°C ~ 125°C (TA) |
| ụdị echichi | Ụdị Ugwu elu |
| Ngwugwu/Mkpuchi | TO-236-3, SC-59, SOT-23-3 |
| Nkwakọ ngwaahịa ngwaahịa | TAA-23-3 |
| Nọmba ngwaahịa bụ isi | TL431 |
Nkewa gburugburu na mbupụ:
| Àgwà | Kọwaa |
| Ọnọdụ RoHS | Dabara na nkọwapụta ROHS3 |
| Ọkwa Mmetụta Umi (MSL) | 1 (akparaghị ókè) |
| Ọkwa iru | Ngwaahịa anaghị eru eru |
| Mpụnarịa | EAR99 |
| HTSUS | 8542.39.0001 |
TL431, TL432 Ntụtụ aka nwere ike ime nke ọma
1 Atụmatụ
• Ntụgharị aka voltaji ndidi na 25°C
- 0.5% (ọkwa B)
- 1% (ọkwa)
- 2% (ọkwa ọkọlọtọ)
• voltaji mmepụta na-agbanwe agbanwe: Vref ruo 36 V
• Arụ ọrụ site na -40°C ruo 125°C
• Mfefe ọnọdụ okpomọkụ a na-ahụkarị (TL43xB)
-6 mV (C okpomọkụ)
- 14 mV (I temp, Q temp)
• mkpọtụ mmepụta dị ala
• 0.2-Ω Mgbochi mmepụta ihe
• ike nke dị ugbu a: 1 mA ruo 100 mA
2 Ngwa
• voltaji na-agbanwe agbanwe na ntinye aka ugbu a
• Usoro n'akụkụ nke abụọ na SMPS azụ azụ
• nnọchi Zener
• nlekota voltaji
• Comparator nwere ntụaka agbakwunyere
Vref
Ntinye
VKA
IKA
Schematic dị mfe
3 Nkọwa
TL431LI / TL432LI bụ pin-na-pin ọzọ
ruo TL431 / TL432.TL43xLI na-enye nkwụsi ike ka mma,
obere okpomọkụ mbanye (VI(dev)), na ala
ntụaka ugbu a (Iref) maka usoro emelitere
izi ezi.
Ngwa TL431 na TL432 bụ ọdụ atọ
mgbanwe shunt regulators, na kpọmkwem thermal
nkwụsi ike n'elu ụgbọ ala, azụmahịa, na ọdabara
okpomọkụ okpomọkụ nso.Voltage mmepụta nwere ike
ka ịtọọ uru ọ bụla n'etiti Vref (ihe dị ka
2.5 V) na 36 V, nwere ihe mgbochi abụọ dị na mpụga.
Ngwaọrụ ndị a nwere ihe mgbochi mmepụta ihe
nke 0.2 Ω.Sekit mmepụta ihe na-arụ ọrụ na-enye nke ukwuu
nkọ ntụgharị àgwà, na-eme ka ngwaọrụ ndị a
ezigbo nnọchi maka Zener diodes n'ọtụtụ
ngwa, dị ka iwu onboard, mmezi
ihe na-enye ọkụ, na ịgbanye ọkụ ọkụ.Nke
TL432 ngwaọrụ nwere kpọmkwem otu ọrụ na
nkọwa eletrik dị ka ngwaọrụ TL431, mana nwere
pinouts dị iche iche maka ngwugwu DBV, DBZ na PK.
A na-enye ma TL431 na TL432 ngwaọrụ
3 akara ule, na mbụ ndidi (na 25 Celsius) nke
0.5%, 1%, na 2%, maka B, A, na ọkọlọtọ
ọkwa, otu.Na mgbakwunye, obere mmepụta mbugharị megide
okpomọkụ na-eme ka nkwụsi ike dị mma n'elu dum
oke okpomọkụ.
Ejiri ngwaọrụ TL43xxC mara maka ịrụ ọrụ
site na 0°C ruo 70°C, ngwaọrụ TL43xxI bụ
mara maka ọrụ site na -40 ° C ruo 85 ° C, na
na TL43xxQ ngwaọrụ e ji arụ ọrụ
site na -40 ° C ruo 125 ° C.
