product properties:
TYPE | TSANANGURA |
category | Integrated Circuit (IC) PMIC - Voltage Reference |
mugadziri | Texas Instruments |
series | - |
Package | Tepi uye Reel (TR) Shear Band (CT) Digi-Reel® Custom Reel |
chigadzirwa chimiro | mudura |
Reference type | shunt |
kubuda mhando | inochinjika |
Voltage - Kubuda (min/yakagadziriswa) | 2.495V |
Voltage - Inobuda (Yakanyanya) | 36 V |
Zvazvino - Output | 100 mA |
Kushivirira | ±0.5% |
Temperature Coefficient | - |
Ruzha - 0.1Hz kusvika 10Hz | - |
Ruzha - 10Hz kusvika 10Hz | - |
Voltage - Input | - |
Zvazvino - Powered | - |
Zvazvino - Cathode | 700µA |
Kushanda tembiricha | -40°C ~ 125°C (TA) |
kuiswa mhando | Surface Mount Type |
Package/Enclosure | TO-236-3,SC-59,SOT-23-3 |
Supplier Device Packaging | NHASI-23-3 |
Basic chigadzirwa nhamba | TL431 |
Nzvimbo uye Export Classification:
ATTRIBUTES | TSANANGURA |
RoHS chimiro | Inoenderana neROHS3 yakatarwa |
Moisture Sensitivity Level (MSL) | 1 (isina muganho) |
SVITSA chimiro | Zvigadzirwa zvisiri-REACH |
TIZUKA | EAR99 |
HTSUS | 8542.39.0001 |
TL431, TL432 Precision Programmable Reference
1 Zvinoumba
• Reference voltage tolerance pa25°C
0.5% (B giredhi)
- 1% (giredhi A)
- 2% (Standard giredhi)
• Inogadzirika inobuda voltage: Vref kusvika 36 V
• Kushanda kubva −40°C kusvika 125°C
• Kunyura kwe tembiricha (TL43xB)
- 6 mV (C tembiricha)
- 14 mV (I temp, Q temp)
• Low Output Noise
• 0.2-Ω Yakajairika kubuda impedance
• Sink-ikozvino kugona: 1 mA kusvika 100 mA
2 Applications
• Adjustable voltage uye ikozvino referencing
•Secondary side regulation muflyback SPSs
• Kutsiva Zener
• Voltage monitoring
• Muenzanisi nereferensi yakabatanidzwa
Vref
Input
VKA
IKA
Simplified Schematic
3 Tsanangudzo
Iyo TL431LI / TL432LI ipini-kupini dzimwe nzira
kusvika kuTL431/TL432.TL43xLI inopa kugadzikana kuri nani,
yakadzika tembiricha yekudonha (VI(dev)), uye yakaderera
referensi yazvino (Iref) yekuvandudza sisitimu
kururama.
Iyo TL431 uye TL432 zvishandiso zvine matatu-terminal
inogadziriswa shunt regulators, ine yakatsanangurwa thermal
kugadzikana pamusoro peanoshanda mota, kutengeserana, uye
mauto tembiricha siyana.Iyo inobuda voltage inogona
kuiswa kune chero kukosha pakati peVref (inenge
2.5 V) uye 36 V, ine maviri ekunze anopikisa.
Midziyo iyi ine yakajairika kubuda impedance
ye0.2 Ω.Active output circuitry inopa zvakanyanya
inopinza-kutendeuka hunhu, kugadzira midziyo iyi
yakanakisa kutsiva yeZener diodes mune akawanda
zvikumbiro, senge onboard regulation, inogadziriswa
magetsi, nekuchinja magetsi.The
TL432 mudziyo une chaizvo zvakafanana kushanda uye
zvirevo zvemagetsi seTL431 mudziyo, asi ane
mapinoti akasiyana eDBV, DBZ, uye PK mapakeji.
Zvese zviri zviviri TL431 uye TL432 zvishandiso zvinopihwa mukati
magiredhi matatu, nekutanga kushivirira (pa25°C) ye
0.5%, 1%, uye 2%, yeB, A, uye chiyero
giredhi, zvichiteerana.Mukuwedzera, yakaderera yakabuda dhift inopesana
tembiricha inovimbisa kugadzikana kwakanaka pamusoro pese
tembiricha range.
Iyo TL43xxC zvishandiso zvinoratidzirwa kushanda
kubva 0 ° C kusvika 70 ° C, iyo TL43xxI zvishandiso zviri
inoratidzirwa kushanda kubva -40 ° C kusvika 85 ° C, uye
iyo TL43xxQ madivayiri anozivikanwa ekushanda
kubva -40°C kusvika 125°C.