Sanyo LA5318M Specifications
Ordering number:ENN4145
Monolithic Linear IC
LA5318M
Variable Divided Voltage Generator
for LCD Use
Overview
The LA5318M is a variable divided voltage generator IC for multiple drive of LCD matrix.
Features
•Power supply for variable bias LCD division drive (1/5 to 1/19 bias available by built-in resistances).
•Four operational amplifiers to deliver 5 voltage outputs.
•Low current drain (0.35mA typ).
•V1, V2 output current source side variable pin.
•Output on/off function VREF control pins.
•Miniflat package.
Specifications
Package Dimensions
unit:mm |
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3035A-MFP16 |
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[LA5318M] |
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16 |
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9 |
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4.4 |
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5.15 |
6.4 |
1 |
10.1 |
8 |
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0.15 |
0.625 |
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1.8max |
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1.5 |
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0.35 |
1.27 |
0.1 |
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0.605 |
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SANYO : MFP16 |
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Absolute Maximum Ratings at Ta = 25˚C
Parameter |
Symbol |
Conditions |
Ratings |
Unit |
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Maximum supply voltage |
VEE max |
VCC-VEE |
36 |
V |
Maximum output current |
IOUT max |
V1 to V4 |
Internal * |
mA |
Allowable power dissipation |
Pd max |
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330 |
mW |
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Operating temperature |
Topr |
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–20 to +75 |
˚C |
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Storage temperature |
Tstg |
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–30 to +135 |
˚C |
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Note : 1. |
Continuous operation (nonbreakdown) is guaranteed when operated at the maximum ratings shown above. |
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2. |
*The maximum output current is a value specified under the conditions otherwise specified separately. |
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3. |
Output pins V1 to V4 to V , GND short circuit not lasting more than 1ms is acceptable (| V |
CC |
– V | < 35V). |
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CC |
EE |
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Operating Conditions at Ta = 25˚C
Parameter |
Symbol |
Conditions |
Ratings |
Unit |
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Supply voltage |
VEE |
VREF≥ VEE |
–35.5 to –6 |
V |
Input voltage |
VREF |
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–35 to –6 |
V |
Input current |
IINR |
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–0.2 to 0 |
mA |
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IOUTR |
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0 to +50 |
mA |
Output current |
IOUT1, 2 |
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–5 to +5 |
mA |
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IOUT3, 4 |
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–10 to +5 |
mA |
Note : 4. Set VCC and VEE so that | V1 | and | VEE-V4 | become 1V or greater.
Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other parameters) listed in products specifications of any and all SANYO products described or contained herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
31500TN (KT)/53196RM No.4145–1/5
LA5318M
Operating Characteristics at Ta = 25˚C, V |
–V =20V, V |
=V |
EE |
, R |
X |
=8R, B |
IN |
=Open |
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CC |
EE |
REF |
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Parameter |
Symbol |
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Conditions |
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Ratings |
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Unit |
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min |
typ |
max |
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Current drain |
ICC, IEE |
VCC–VEE=20V, RX=8R, INR=VCC |
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0.35 |
0.5 |
mA |
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Output voltage ratio 1 |
Ra1 |
V2/V1 |
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1.96 |
2.00 |
2.04 |
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Output voltage ratio 2 |
Ra2 |
(VREF-V3)/(VREF-V4) |
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1.96 |
2.00 |
2.04 |
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Output voltage ratio 3 |
Rb1 |
VREF/V1 |
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11.64 |
12.00 |
12.36 |
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Output voltage ratio 4 |
Rb2 |
VREF/V2 |
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5.82 |
6.00 |
6.18 |
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Output voltage ratio 5 |
Rb3 |
VREF/(VREF-V3) |
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5.82 |
6.00 |
6.18 |
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Output voltage ratio 6 |
Rb4 |
VREF/(VREF-V4) |
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11.64 |
12.00 |
12.36 |
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Internal resistance ratio 1 |
RX1 |
RX1-RX2 * |
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8 |
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Internal resistance ratio 2 |
RX2 |
RX2-RX3 * |
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12 |
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Internal resistance ratio 3 |
RX3 |
RX3-RX4 * |
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14 |
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Internal resistance ratio 4 |
RX4 |
RX4-VIN3 * |
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15 |
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Resistance |
R |
R value when 0.5V is applied across RX4 and VIN3 |
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30 |
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kΩ |
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Load regulation 1 |
V1 |
+0.1mA<IOUT1<+5mA |
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±20 |
mV |
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Load regulation 2 |
V2 |
+0.1mA<IOUT2<+5mA |
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±20 |
mV |
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Load regulation 3 |
V3 |
+0.1mA<IOUT3<+5mA |
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±20 |
mV |
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Load regulation 4 |
V4 |
+0.1mA<IOUT4<+5mA |
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±20 |
mV |
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Load regulation –1A |
– V1A |
–0.5mA<IOUT1<–0.1mA |
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±20 |
mV |
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Load regulation –2A |
– V2A |
–0.5mA<IOUT2<–0.1mA |
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±20 |
mV |
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Load regulation –3 |
– V3 |
–10mA<IOUT3<–0.1mA |
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±20 |
mV |
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Load regulation –4 |
– V4 |
–10mA<IOUT4<–0.1mA |
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±20 |
mV |
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Load regulation –1B |
– V1B |
–5mA<IOUT1<–0.1mA, BIN=GND |
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±20 |
mV |
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Load regulation –2B |
– V2B |
–5mA<IOUT2<–0.1mA, BIN=GND |
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±20 |
mV |
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OUTR saturation voltage |
VOUTR |
IOUT=20mA, VCC–INR=2.7V (Source IOUT is |
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0.5 |
V |
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negative (–) and sink. IOUT is positive (+).) |
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Note* : Referenced to R between RX4 and VIN3.
Pin Assignment |
Block Diagram |
Note : Use the IC so that VRX1≥VRX2≥VRX3≥VRX4 must be obeyed.
No.4145–2/5
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