Cov khoom siv:
HOM | piav qhia |
qeb | Integrated Circuit Court (IC) PMIC - Kev Siv Hluav Taws Xob |
neeg tsim khoom | Texas Instruments |
series | - |
Pob | Daim kab xev thiab Reel (TR) Shear Band (CT) Digi-Reel® Custom Reel |
khoom raws li txoj cai | hauv Tshuag |
Hom siv | shunt |
tso zis hom | kho tau |
Voltage - Cov zis (min / tsau) | 2 ,495v |
Voltage - Output (siab tshaj) | 36 V |
Tam sim no - Tso zis | 100 mA |
Ua siab ntev | ± 0.5% |
Kub Coefficient | - |
Suab nrov - 0.1Hz txog 10Hz | - |
Suab nrov - 10Hz txog 10Hz | - |
Voltage - Cov tswv yim | - |
Tam sim no - Powered | - |
Tam sim no - Cathode | 700 µA |
Ua haujlwm kub | -40 ° C ~ 125 ° C (TA) |
hom kev teeb tsa | Nto Mount Hom |
Package / Enclosure | TSO-236-3, SC-59, SOT-23-3 |
Cov khoom siv ntim khoom | Hnub no-23-3 |
Yam khoom naj npawb | TIAB SA 431 |
Environment thiab Export Classification:
TXOJ CAI | piav qhia |
RoHS xwm txheej | Ua raws li ROHS3 specification |
Moisture Sensitivity Level (MSL) | 1 (unlimited) |
REACH xwm txheej | Cov khoom uas tsis yog REACH |
ESCAPE | UA 99 |
HTSUS | 8542.39.0001 |
TL431, TL432 Precision Programmable Reference
1 Nta
• Siv hluav taws xob kam rau ua ntawm 25 ° C
- 0.5% (qib B)
- 1% (qib A)
- 2% (Standard qib)
• Adjustable tso zis voltage: Vref rau 36 V
• Ua haujlwm ntawm -40 ° C txog 125 ° C
• Tej yam kub drift (TL43xB)
- 6 mV (C temp)
- 14 mV (I temp, Q temp)
• Tsis tshua muaj suab nrov
• 0.2-Ω Hom tso zis impedance
• Sink-tam sim no muaj peev xwm: 1 mA txog 100 mA
2 Daim ntawv thov
• Adjustable voltage thiab tam sim no referencing
• Txoj cai thib ob hauv flyback SMPSs
• Hloov Zener
• Kev saib xyuas hluav taws xob
• Sib piv nrog kev siv ua ke
Vref
Tswv yim
VKA
IKA
Simplified Schematic
3 Nqe lus piav qhia
TL431LI / TL432LI yog tus pin-to-pin lwm txoj kev
rau TL431/TL432.TL43xLI muaj kev ruaj ntseg zoo dua,
qis dua kub drift (VI(dev)), thiab qis dua
siv tam sim no (Iref) rau kev txhim kho qhov system
qhov tseeb.
Cov khoom siv TL431 thiab TL432 yog peb lub davhlau ya nyob twg
adjustable shunt regulators, nrog teev thermal
stability tshaj siv automotive, coj mus muag, thiab
tub rog kub ntau yam.Cov zis voltage tuaj yeem
teem rau txhua tus nqi ntawm Vref (kwv yees
2.5V) thiab 36V, nrog ob sab nraud resistors.
Cov khoom siv no muaj qhov tso zis impedance
ntawm 0.2 Ω.Active output circuitry muab ib tug heev
ntse tig-on yam ntxwv, ua cov khoom siv no
zoo heev hloov rau Zener diodes hauv ntau
daim ntawv thov, xws li onboard regulation, adjustable
cov khoom siv hluav taws xob, thiab hloov cov khoom siv hluav taws xob.Cov
TL432 ntaus ntawv muaj raws nraim tib yam functionality thiab
hluav taws xob specifications li TL431 ntaus ntawv, tab sis muaj
sib txawv pinouts rau DBV, DBZ, thiab PK pob.
Ob lub TL431 thiab TL432 pab kiag li lawm muaj nyob rau hauv
peb qib, nrog rau qhov pib kam rau ua (ntawm 25 ° C) ntawm
0.5%, 1%, thiab 2%, rau B, A, thiab tus qauv
qib, raws.Tsis tas li ntawd, qhov tso zis tsawg drift piv rau
kub kom zoo stability tshaj tag nrho
qhov kub thiab txias.
Cov khoom siv TL43xxC yog tus cwj pwm rau kev ua haujlwm
Los ntawm 0 ° C mus rau 70 ° C, cov khoom siv TL43xxI yog
Cov yam ntxwv rau kev ua haujlwm ntawm -40 ° C txog 85 ° C, thiab
cov TL43xxQ cov khoom siv yog tus cwj pwm rau kev ua haujlwm
ntawm -40 ° C mus rau 125 ° C.