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PDF TB9061FNG Data sheet ( Hoja de datos )
| Número de pieza | TB9061FNG | |
| Descripción | 3-Phase Sensorless Brushless Motor Pre-driver | |
| Fabricantes | Toshiba Semiconductor | |
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TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic
TB9061FNG
3-Phase Sensorless Brushless Motor Pre-driver
The TB9061FNG is an automotive pre-driver IC that
incorporates a sensorless controller for driving a 3-phase full-wave
brushless DC motor.
TB9061FNG
Feature
SSOP24-P-300-0.65A
・3-phase full-wave sensorless drive
・PWM chopper drive
Weight: 0.14 g (typ.)
・Outputs for external P-ch/N-ch MOSFETs drive ( 3-phase 6 outputs)
・Suited for both PWM input and DC input control
・Rotating Direction: CW/CCW
・PWM control on lower driver outputs (external N-ch MOSFETs)
・Built-in 8-bit AD converter
・Built-in 3-ch comparators to detect induced voltage (Independent 3-phase inputs)
・Built-in overcurrent detector: Detect two values (Current limiter/Overcurrent detection)
・Built-in loss-of-synchronism detection and automatic restart control
・5.12-MHz oscillator for reference clock
・Built-in 5-V constant voltage circuit
・Operating temperature range: -40 to125 C
・Mini flat package: SSOP-24pin(pin pitch:0.65 mm)
・The product(s) is/are compatible with RoHS regulations (EU directive 2002 / 95 / EC) as indicated, if any, on
the packaging label ("[[G]]/RoHS COMPATIBLE", "[[G]]/RoHS [[Chemical symbol(s) of controlled substance(s)]]",
"RoHS COMPATIBLE" or "RoHS COMPATIBLE, [[Chemical symbol(s) of controlled substance(s)]]>MCV").
About solderability, following conditions were confirmed
・Solderability
(1)Use of Sn-37Pb solder Bath
・solder bath temperature=230℃
・dipping time=5seconds
・the number of times=once
・use of R-type flux
(2)Use of Sn-3.0Ag-0.5Cu solder Bath
・solder bath temperature=245℃
・dipping time=5seconds
・the number of times=once
・use of R-type flux
1
2011-12-13
1 page  
Application Examples
Circuit example with fixed PWM duty cycle (for high-speed rotation)
Output PWM duty cycle: Determined by the ASIG rate (100%)
Lead angle: 7.5°
Without DC excitation control
Fixed to CW mode
+B
+
TB9061FNG
NTC
VREG
VDD
PSIG
VB
WAVE_CMP
WAVE_W
WAVE_V
WAVE_U
ASIG
SFCF
OUTWP
OUTVP
OUTUP
TB9061FNG
OUTWN
SLA
DIS
OUT_FG
IPC
CW_CCW
TEST
OUTVN
OUTUN
OCDET
GND
+
Motor
Rs
Notes
Note 1: Some of the functional blocks, circuits, or constants in the block diagram may be omitted or simplified for
explanatory purposes.
Note 2: The equivalent circuit diagrams may be simplified or some parts of them may be omitted for explanatory
purposes.
Note 3:Timing charts may be simplified for explanatory purposes..
Note 4: Ensure that the IC is mounted correctly as specified. Failing to observe the correct mounting procedure or
requirements may damage the IC or target equipment.
Note 5:The application circuits shown in this document are provided for reference purposes only. Thorough
evaluation is required, especially at the mass production design stage.Toshiba does not grant any license to
any industrial property rights by providing these examples of application circuits.
5 2011-12-13
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet TB9061FNG.PDF ] | |
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