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LB1837

Sanyo
Part Number LB1837
Manufacturer Sanyo
Description Low-voltage/Low-saturation Bidirectional Constant-Voltage Regulated Motor Driver
Published Apr 25, 2005
Detailed Description Ordering number: EN3948B Monolithic Digital IC LB1837M Low-voltage/Low-saturation Bidirectional Constant-Voltage Regul...
Datasheet PDF File LB1837 PDF File

LB1837
LB1837

Overview
Ordering number: EN3948B Monolithic Digital IC LB1837M Low-voltage/Low-saturation Bidirectional Constant-Voltage Regulated Motor Driver Overview The LB1837M is a low-voltage, low-saturation, two-channel motor driver with a bidirectional braking function that provides constant-voltage regulated output for bidirectional operation.
The design of the LB1837M is ideal for video equipment, cameras, and other portable equipment.
Package Dimensions unit: mm 3111-MFP14S [LB1837M] Features .
Wide operating voltage range (3.
0 to 9.
0 V).
.
Low saturation voltage (sat) = 0.
40 V at I = 200 mA.
.
V Consumes almost no current in standby mode µA or less).
.
(0.
1 Permits setting of bidirectional constant-voltage regulated .
value.
reference voltage coupled to input.
.
Built-in Brake function built in.
.
Compact MFP14S package.
O O SANYO : MFP14S Specifications Absolute Maximum Ratings at Ta = 25 °C Parameter Maximum supply voltage Output current Applied input voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Im max VIN Pd max Topr Tstg With board ( 30 x 30 x 1.
5 mm3 ) Conditions Ratings 10.
5 250 –0.
3 to +10 800 –20 to +80 –40 to +125 Unit V mA V mW °C °C Allowable Operating Ranges at Ta = 25 °C Parameter Supply voltage Input [H] voltage Input [L] voltage Control voltage Symbol VCC VIH VIL VC Conditions Ratings 3.
0 to 9.
0 3.
0 to 9.
0 –0.
3 to +0.
7 0.
2 to 6.
0 Unit V V V V SANYO Electric Co.
,Ltd.
Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg.
, 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 61295HA(II) No.
3948-1/5 LB1837M Electrical Characteristics at Ta = 25 °C, VCC = 6 V Parameter Supply current Symbol ICC0 ICC1 ICC2 Output saturation voltage ICC3 Vsat1 Vsat2 Vsat3 Vref ∆VO ∆VCC ∆VO ∆ICC IIN VO Conditions During standby (For one channel) During bidirectional operation during control, load open (For one channel) During bidirectional operation during saturation, load open During braking (for one channel) IO = 100 mA (upp...


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