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 HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : HA200109 Issued Date : 1998.08.01 Revised Date : 2001.11.29 Page No. : 1/3
H7812AA H7812BA
3-TERMINAL POSITIVE VOLTAGE REGULATOR
Description
TO-92 These regulators employ internal current-limiting and thermalshutdown, making them essentially indestructible. They can deliver up to 100mA output current. if the case temperature can keep in Tc=25C. They are intended as fixed voltage regulators in a wide range of applications including local (on-card) regulation for elimination of noise and distribution problems associated with single-point regulation. In addition, they can be used with power pass elements to make high-current voltage regulators. The H7812_A used as a Zener diode/resistor combination replacement, offers an effective output impedance improvement of typically two orders of magnitude, along with lower quiescent current and lower noise.
Absolute Maximum Ratings (Ta=25C)
* Input Voltage....................................................................................................................... 35 V * Total Power Dissipation..................................................................................... Internally limited * Operating Temperature Range .......................................................................... 0 C to +125 C * Maximum Junction Temperature...................................................................................... 125 C * Storage Temperature Range........................................................................... -55 C to +150 C * Lead Temperature (Soldering 10S).................................................................................. 260 C Typical Application Schematic Diagram
Vin
Vin H7812_A
Vout
5k
5.7k
C1
C2
576
100 100 5pF 3.41k 3.89k 7.8k 13k
1.5k 1.9k Vout
2.23k
Note:
C1 and C2 are required if regulator is located far from power supply filter and load, or oscillation may induced on the loop.
2.84k Gnd
H7812AA, H7812BA
HSMC Product Specification
HI-SINCERITY
MICROELECTRONICS CORP.
Electrical Characteristics
Spec. No. : HA200109 Issued Date : 1998.08.01 Revised Date : 2001.11.29 Page No. : 2/3
Vin=19V, Iout=40mA, 0CTj125C, Cin=0.33uF, Cout=0.1uF (unless otherwise noted)
Symbol
Parameter
Conditions Tj=25C 1mAIo70mA 1mAIo40mA and 14.5VVin27V Tj=25C, 16VVin27V Tj=25C, 14.5VVin27V Tj=25C, 1mAIo40mA Tj=25C, 1mAIo100mA Tj=25C 1mAIo40mA 16VVin27V Ta=25C, 10Hzf10KHz f=120Hz Tj=25C Tj=25C
Vo
Output Voltage
H7812AA Units Min Typ Max 11.64 12 12.36 11.64 12.36 V 11.64 12.36 40 14.5 20 30 10 30 3 80 54 1.7 100 180 50 100 5 0.1 1 mV mV mA mA uV dB V V
Vo Vo IQ
Line Regulation Load Regulation
Quiescent Current Quiescent Current IQ Change Vn Output Noise Voltage Vin / Vout Ripple Rejection VD Dropout Voltage Input Voltage Require To Maintain Line Regulation Symbol Parameter
Conditions Tj=25C 1mAIo70mA 1mAIo40mA and 14.5VVin27V Tj=25C, 16VVin27V Tj=25C, 14.5VVin27V Tj=25C, 1mAIo40mA Tj=25C, 1mAIo100mA Tj=25C 1mAIo40mA 16VVin27V Ta=25C, 10Hzf10KHz f=120Hz Tj=25C Tj=25C
Vo
Output Voltage
H7812BA Min Typ Max 11.5 12 12.5 11.4 12.6 11.4 40 14.5 20 30 10 30 3 80 54 1.7 12.6 100 180 50 100 5 0.1 1 -
Units
V
Vo Vo IQ
Line Regulation Load Regulation
mV mV mA mA uV dB V V
Quiescent Current Quiescent Current IQ Change Vn Output Noise Voltage Vin / Vout Ripple Rejection VD Dropout Voltage Input Voltage Require To Maintain Line Regulation
H7812AA, H7812BA
HSMC Product Specification
HI-SINCERITY
MICROELECTRONICS CORP.
TO-92 Dimension
A B
1 2 3
Spec. No. : HA200109 Issued Date : 1998.08.01 Revised Date : 2001.11.29 Page No. : 3/3
2
Marking:
HSMC Logo Part Number Date Code Rank Product Series
3
Laser Mark
HSMC Logo Product Series
C
D
Part Number
H I E F
G
Ink Mark
1
3-Lead TO-92 Plastic Package HSMC Package Code: A
Style: Pin 1.Output 2.Ground 3.Input
*: Typical
DIM A B C D E F
Inches Min. Max. 0.1704 0.1902 0.1704 0.1902 0.5000 0.0142 0.0220 *0.0500 0.1323 0.1480
Millimeters Min. Max. 4.33 4.83 4.33 4.83 12.70 0.36 0.56 *1.27 3.36 3.76
DIM G H I 1 2 3
Inches Min. Max. 0.0142 0.0220 *0.1000 *0.0500 *5 *2 *2
Millimeters Min. Max. 0.36 0.56 *2.54 *1.27 *5 *2 *2
Notes: 1.Dimension and tolerance based on our Spec. dated Apr. 25,1996.
2.Controlling dimension: millimeters. 3.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 4.If there is any question with packing specification or packing method, please contact your local HSMC sales office.
Material:
* Lead: 42 Alloy ; solder plating * Mold Compound: Epoxy resin family, flammability solid burning class: UL94V-0
Important Notice:
* All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of HSMC. * HSMC reserves the right to make changes to its products without notice. * HSMC semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. * HSMC assumes no liability for any consequence of customer product design, infringement of patents, or application assistance.
Head Office And Factory:
* Head Office (Hi-Sincerity Microelectronics Corp.): 10F.,No. 61, Sec. 2, Chung-Shan N. Rd. Taipei Taiwan R.O.C. Tel: 886-2-25212056 Fax: 886-2-25632712, 25368454 * Factory 1: No. 38, Kuang Fu S. Rd., Fu-Kou Hsin-Chu Industrial Park Hsin-Chu Taiwan. R.O.C Tel: 886-3-5983621~5 Fax: 886-3-5982931
H7812AA, H7812BA
HSMC Product Specification


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