GP1U78Q Series
GP1U78Q Series
IR Detecting Unit For
Remote Control
■ Features
1.Less sensitive to fluorescent lamp driven by inverter
2.Improved anti-electromagnetic noise characteristic by mesh type light detecting window.
3.Various B.P.F ( Band Pass Filter ) frequency
4.Built-in voltage regulator circuit
■ Applications
1.TVs
2.VCRs
3.CATV set top boxes
4.BS receivers
■ Absolute Maximum Ratings |
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(Ta = 25˚C ) |
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Parameter |
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Symbol |
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Rating |
Unit |
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Supply voltage |
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V CC |
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0 to 6.3 |
V |
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*1 |
Operating temperature |
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T opr |
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- 10 to + 70 |
˚C |
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Storage temperature |
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S stg |
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- 20 to + 70 |
˚C |
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*2 |
Soldering temperature |
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T sol |
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260 |
˚C |
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*1 No dew formation |
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*2 For 5 seconds |
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■ Recommended Operations Conditions |
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Parameter |
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Symbol |
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Value |
Unit |
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Supply voltage |
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V CC |
4.7 to 5.3 |
V |
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■ Outline Dimensions |
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(Unit : mm ) |
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15 -+ 0.30.5 |
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1 |
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7.5 ± 0.5 |
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± 0.5 |
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13.25 |
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1 3.65 |
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3.6 |
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2 |
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1 |
Vout |
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1 |
2 |
3 |
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2 |
Vcc |
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15.1-+ |
0.30.5 |
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3 |
GND |
14.2 |
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1.4 |
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3 |
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- |
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Rib |
2.4 |
φ |
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0 |
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2.54 |
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. |
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2 |
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8 |
1 |
2 |
3 |
4.3 |
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2 |
2.54 |
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2.54 |
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1.7 |
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2.54 |
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2 |
2.1 |
*2 |
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Recommended drilling as vi- |
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ewed from the soldering face. |
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5.5± 0.5 |
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* |
Tolerance:± 0.3mm |
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1 Detector center |
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2 The dimension of connector base |
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■ Electrical Characteristics |
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( Ta = 25˚C, VCC = + 5V) |
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Parameter |
Symbol |
Conditions |
MIN. |
TYP. |
MAX. |
Unit |
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Dissipation current |
ICC |
No input light |
- |
- |
5.0 |
mA |
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High level output voltage |
V OH |
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V CC - 0.5 |
- |
- |
V |
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Low level output voltage |
V OL |
*3 |
- |
- |
0.45 |
V |
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High level pulse width |
T 1 |
400 |
- |
800 |
μs |
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Low level pulse width |
T 2 |
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400 |
- |
800 |
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B. P. F. center frequency |
fo |
- |
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*440 |
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kHz |
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*3 The burst wave as shown in the following figure shall be transmitted by the transmitter shown in Fig. 1. *4 Diversified models with a different B. P. F. frequency, as shown in a separate table, are also available.
“ In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device”.
GP1U78Q Series
600 μ s |
600 μ s |
The value of fO is shown in a separate table.
Duty 50%
■ Model Line-up
Model No. |
B.P.F. frequency |
Unit |
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GP1U78Q |
40 |
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GP1U780Q |
36 |
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GP1U781Q |
38 |
kHz |
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GP1U782Q |
36.7 |
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GP1U783Q |
32.75 |
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GP1U787Q |
56.8 |
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■ Internal Block Diagram
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Vout |
Amp |
Limiter |
B.P.F. |
Demodulator Integrator Comparator |
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Vcc |
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GND |
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