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Toshiba Electronic Components Datasheet

TB9061FNG Datasheet

3-Phase Sensorless Brushless Motor Pre-driver

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TB9061FNG pdf
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


Toshiba Electronic Components Datasheet

TB9061FNG Datasheet

3-Phase Sensorless Brushless Motor Pre-driver

No Preview Available !

TB9061FNG pdf
Block Diagram
VB
VREG
VDD
TB9061FNG
WAVE_CMP
PSIG
ASIG
SFCF
SLA
OUTFG
VB
5-V Power
Supply & Voltage
Monitor
TSD/Over-
voltage Detector
5.12-MHz
OSC
5V
5V
Input
250 kBuffer
250 kVREG
112 kVREG
88 k
100 kVREG
100 k
Cntrol
Logic
PWM Counter
8-bit ADC
PWM Generator
Sensorless
Core
Logic
CMP1
-
+
CMP2
-
+
CMP3
-
+
Pre Dr×6
VB
Driver
IPC DC Excitation Cntl
250 k
DIS
CMP6
+
-
1 VREG
2
10 k
CMP4
-
OC1
+
100 mV
250 kOC2
CMP5
+
-
200 mV
WAVE_U
WAVE_V
WAVE_W
OUTUP
OUTVP
OUTWP
OUTUN
OUTVN
OUTWN
OCDET
GND
TEST CW_CCW
OTEST
Note: Some of the functional blocks, circuits, or constants in the block diagram are omitted or simplified to clarify the
descriptions of the relevant features.
2 2011-12-13


Part Number TB9061FNG
Description 3-Phase Sensorless Brushless Motor Pre-driver
Maker Toshiba Semiconductor
Total Page 7 Pages
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Toshiba Semiconductor
TB9061FNG pdf






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