HA17L431LP Hitachi Semiconductor, HA17L431LP Datasheet

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HA17L431LP

Manufacturer Part Number
HA17L431LP
Description
High-Precision Variable Shunt Regulators
Manufacturer
Hitachi Semiconductor
Datasheet

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Description
The HA17L431LP(MPAK-5) / P(TO-92) / UP(UPAK) are temperature-compensated variable shunt
regulators. These ICs can operate at about half voltage in comparison with HA17431V series. They can be
replaced for simple Zener diode and they can also be used for switching power supply secondary-side error
amplification circuit. MPAK-5, TO-92 and UPAK packages are available. The MPAK-5 package, in
particular, is suitable for high-density mounting, with a mounting area approximately half that of Hitachi’s
UPAK products.
Features
Application Example
On-chip high-precision reference voltage source: 1.240 V 1.5% (Ta = 25 C)
Small reference voltage temperature coefficient: 30 ppm/ C Typ
Maximum cathode voltage: 16 V
Maximum cathode current: 50 mA
Minimum cathode current: 200 A Typ
Operating temperature range: –20 to +85 C
Reference voltage generation circuits, etc.
2.5 mm
High-Precision Variable Shunt Regulators
REF
HA17L431 Series
4.5 mm
UPAK
A
K
Mounting area
reduced by
approx 50%
NC
A
MPAK-5
2.9 mm
NC
REF
K
ADE-204-029B (Z)
1.6 mm
3rd Edition
Apr. 1999

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HA17L431LP Summary of contents

Page 1

... High-Precision Variable Shunt Regulators Description The HA17L431LP(MPAK-5) / P(TO-92) / UP(UPAK) are temperature-compensated variable shunt regulators. These ICs can operate at about half voltage in comparison with HA17431V series. They can be replaced for simple Zener diode and they can also be used for switching power supply secondary-side error amplification circuit. MPAK-5, TO-92 and UPAK packages are available. The MPAK-5 package, in particular, is suitable for high-density mounting, with a mounting area approximately half that of Hitachi’ ...

Page 2

... HA17L431 Series Block Diagram Application Circuit Example Switching Power Supply Secondary-Side Error Amplification Circuit Product Lineup Product Name HA17L431LP HA17L431P HA17L431UP HA17L432UP REF 1.240 REF R2 A HA17L431 Package MPAK-5 TO-92 UPAK Vout GND Application Industrial use ...

Page 3

... Pin Arrangement HA17L431P Marking side 1 HA17L431LP A REF 5 4 Marking side REF MPAK-5 Absolute Maximum Ratings Rated Value Item Symbol HA17L431LP Cathode voltage Continuous I –30 to +50 K cathode current Reference Iref –0. input current Power P 150 T dissipation Operating Topr – ...

Page 4

HA17L431 Series Electrical Characteristics ( Item Symbol Reference voltage Vref Reference voltage Vref(dev) deviation Reference voltage Vref/ Ta temperature coefficient Reference voltage Vref/ V regulation Reference input current Iref Reference current Iref(dev) temperature deviation Minimum cathode ...

Page 5

... Marking Pattern on MPAK-5 Models (HA17L431LP) and UPAK Models (HA17L431UP, HA17L432UP) Because of the small package size, the following marking patterns are used on MPAK-5 and UPAK models. Note that the product code and marking pattern are different. The patterns are laser-marked. HA17L431LP HA17L431UP ...

Page 6

HA17L431 Series Characteristic Curves Temperature Characteristics of Reference Voltage 1.260 V = Vref 10mA K 1.250 1.240 1.230 1.220 Ambient Temperature Catode Current vs. Catode Voltage1 1 Vref ...

Page 7

... Package Dimension HA17L431LP 1.9 (0.95) 0.4 0.1 2.9 HA17L431P 4.8 0.60 Max 0.5 0.1 0.2 (0.95) 0.16 0.8 0.2 Hitachi Code JEDEC EIAJ Weight (reference value) 0.3 3.8 0.3 0.5 Hitachi Code 1.27 JEDEC 2.54 EIAJ Weight (reference value) HA17L431 Series Unit 0.1 0.05 0 0.10 0.2 MPAK-5 0.013 g Unit: mm TO-92 (1) Conforms Conforms 0. ...

Page 8

HA17L431 Series HA17L431UP HA17L432UP 4.5 0.1 1.8 Max 1 0.53 Max 0.48 Max 1.5 1.5 3.0 8 1.5 0.1 (1.5) 0.44 Max 0.44 Max Hitachi Code JEDEC EIAJ Weight (reference value) Unit: mm UPAK Conforms 0.050 g ...

Page 9

... Product Name – HA17431PNA – HA17431VP – HA17L431P – HA17431PA – HA17431UA – HA17431UPA – HA17L431UP – HA17432UA – HA17432UPA – HA17L432UP – HA17431VLP – HA17L431LP – HA17431FPA 9 ...

Page 10

... HA17L431 Series Pin Arrangement by Product Product Name HA17431PA HA17431VP (2.5 V series) HA17431PNA (2.5 V series) HA17L431P (1.24 V series) HA17431UA HA17431UPA HA17L431UP HA17432UA HA17432UPA HA17L432UP HA17431VLP (2.5 V series) HA17L431LP (1.24 V series) HA17431FPA 10 Package Pin Arrangement TO-92MOD TO-92 UPAK UPAK MPAK-5 MPAK-5 SOP ...

Page 11

... This product is not designed to be radiation resistant one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from Hitachi. 7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi semiconductor products. Hitachi, Ltd. Semiconductor & Integrated Circuits. ...

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