TA76431AF TOSHIBA | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 7
Technical content
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC ADJUSTABLE PRECISION SHUNT REGULATOR
FEATURES
@ Precision Reference Voltage : VREF = 2.495V + 1% a @ Small Temperature Coefficient : |aVref| = 46 ppm/°C @ Adjustable Output Voltage : VRer = Vout = 36V @ Low Dynamic Output Impedance : |Zxa| = 0.15 Q (Typ.) 1 os c @ Small Flat Package 1 1K 3. REF FUNCTIONAL BLOCK DIAGRAM CIRCUIT SYMBOL REFERENCE (REF) CATHODE (k) CATHODE) HSOP3-P-1.50 REFERENCE ight : an Weight : 0.05g (Typ.) ANODE (A) A ANODE (A) Marking ——— THIS IC CONTAINS ELECTROSTATIC SENSITIVE ELEMENT. [ac] PLEASE HANDLE WITH CAUTION. TT EQUIVALENT CIRCUIT CATHODE o REFERENCE © Q10 7, Qa) Ta? eth | Qs b Fak fe | fe) ANODE 980910EBA1 @ TOSHIBA is continually working to improve the quality and the reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to observe standards of safety, and to avoid situations in which a malfunction or failure of a TOSHIBA product could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent products specifications. Also, please keep in mind the precautions and conditions set forth in the TOSHIBA Semiconductor Reliability Handbook. Ste products described in this document are subject to the foreign exchange and foreign trade laws. The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. @ The information contained herein is subject to change without notice. 1999-05-12 1/7
MAXIMUM RATINGS (Ta = 25°C) CHARACTERISTIC SYMBOL RATING UNIT Cathode Voltage Cathode Current = 100~150 [Reference Current | _Irer | 50 | A] Reference-Anode Reverse Tas 25 Se a Operating Temperature -40~85 * : Mounted on ceramic substrate (250 mm? x 0.8 t) RECOMMENDED OPERATING CONDITIONS Cathode Voltage Var] = | 36] v_ Cathode Current Po | tf = [100 | ma | Operating Temperature [Tope | -40 [ — fas | sc | 1999-05-12 2/7
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Ta = 25°C, IK = 10 mA) TEST CHARACTERISTIC SYMBOL TEST CONDITION anv. ae UNIT CUIT Reference Voltage Veer _| — |Vka = VREF 2.470|2.495|2.520] Vv _| Deviation of Reference Input VREF (dev) 0°C S Ta 5 70°C a7 mv Voltage Over Temperature (Note) VKA = VREF Reo che eer [= Pee venzov [= [oat 2 Input Voltage to the Change in | 4VReF/ AV) mV/V Cathode Voltage |= [rovsveasasv | — | 05{ 20 Reference Input Current IREF [ — | VKA = VREF [— | 144 pa | i O°C = Ta = 70°C, Deviation of Reference Input IREF (dev) Va = VREF 1.2) pA Current Over Temperature (Note) Ry = 10k0, Ry = © Minimum Cathode Current for hemi Vea =V Regulation Kmin KA = VREF Off-State Cathode Current | Ikoft | — [Vka=36V, Vrep=0OV | — | —[ 1.0] ZA | : VKA = VREF, f S 1kHz Dynamic Impedance IZkal | - | 1mA SI = 100mA 0.15) a Note : The deviation parameters Vref (dev) and IREF (dev) are eee =| defined as the maximum variation of the Vref and IREF Max f over the rated temperature range. nrieen The average temperature coefficient of the Vref is Min. Concnna enc nceccncd defined as; v 47a REF' oy leVrerl Ta pp 1999-05-12 3/7
(1) VKa = Vref MODE (2) VKa > Vref MODE Rsp Rsp INPUT VKa INPUT O | © VK Aad : bee Veer R Vka = veer + +) + IReFRY (3) | OFF-STATE MODE Rsp INPUT Vika } kof TYPICAL APPLICATIONS (1) 2.5V REFERENCE (2) | SHUNT REGULATOR VIN Rsp VIN Vout Vout = 25V € i GND Ry Vout = veer (1 + =) + TREE RY 1999-05-12 4/7
Ik - VKA 2600} VREF - Ta 150) Oo OVKA INPUT en Piha > Li) | va vr INPUT. rai ~ Naeem = LET $ oof pameeel | ETT s rnase COLL] ee @ PILL 5 suf page | s “LYE PP ree aan bore on eee Bl [teste eer | a Bee ee wo EEE =20 =10 0 1.0 20 3.0 4.0 -40 0 40 80 120 160 CATHODE VOLTAGE VKa (V) AMBIENT TEMPERATURE Ta (°C) Ik - VKA 4VREF - VKA “rg aaa DN w NI sof ca Ee NT : 3-10 , : fem EE CCS vi =V E —~S gM mcare avon ef LE WN ett TIT BET our vee LLL | I
2 TT PLL ALL 2 Tr
BEE al wk Lif | | 5 a z Ver O— =soma | [| | i a é ee] Ki a mol Pritt piyigiy a) 70 20 30 40 50 CATHODE VOLTAGE Va ({V) CATHODE VOLTAGE VKa (V) ‘00 IKoff - Ta 4 IREF - Ta e 30] ' . a = '
32 Vrer = OV pana 5 IREF Ik = 10mA, I | {|
a | 2 7-RQ red oe oe 3 ee ae ee eee 2 CCE 2 [fe e 4 RPE? EEE EEE LH 40 80 120 160 LTT 40 80 120 AMBIENT TEMPERATURE Ta (°C) AMBIENT TEMPERATURE Ta (°C) 1999-05-12 5/7
“(aa i . Oooo
3 TT so mall | ce A
3 : Ziti 8 Your Fe Vika = VREF Za = “2K < ol \\ BL Se ronnal I | 2°) 2 de CN g PO B10 1Ont ‘7° CONTE TOMI | 3 0s EEA g © cal CN TT 5 03 Pe z S eno LUI LETH] eo s 9 re evome CINELLI | 04 erin PT ELT | ey ee TTT] FREQUENCY f (Hz) FREQUENCY f (Hz) PULSE RESPONSE Pp - Ta JT fore TTT TTY “EAA © OUTED OW CRA Tg ef SEE , sarecsnen' sons s ELLIE TTT TTT © -EPPN TTT LoL [TTT yey ty yy = 8 : g ¥ 2 LL TI Nec TTT £ Cymer oe 2 Cops AEE > TT monroe opur fon a ee ~s eee Heeekg | ERS f = 100kHz wt ol oswol | | | o LL Tt Ti ii ti ty 7) 0 1 2 3 4 5 6 0 20 40 60 80 100 120 140 TIME t (ys) AMBIENT TEMPERATURE Ta (°C) STABILITY BOUNDATY CONDITIONS A = eo UE ITT PATI le visa toma POTTS TTI CATT ZTNIN Te ver = 10 @ix = 10m : = aL Plilsrasce PIII TUTTI] VP ven = ts ven = 10m re i I : Z Bea Oat Alls eee aT mara —— So TT le unsrasce | HP TTI) "canes 0 3 LTT TT TTI ATE TT ry? oot UU A CA Ac onsraoce I Ltt CU AS TN soon) Fes ol Zea NITE TUT 0.001 0.003 0.01 003 01 03 1 3 10 30 100 LOAD CAPACITANCE CL (uF) 1999-05-12 6/7
HSOP3-P-1.50 units mm 4.6MAX 1 .6MAX, 1.7MAX. 0.40.05 a a s| & a} y LT TT 2 +0.08 3 0.45 9.05 ° 0.41.98 ll 0.47508 1 540.1 1 2 3 Weight : 0.05 (Typ.) SO aan