TB6559FG Toshiba, TB6559FG Datasheet - Page 3

• Manufacturer Part Number: TB6559FG
• Manufacturer: Toshiba

Specifications of TB6559FG

• Functions: Driver
• Vopmax (vm*): 30V (50V)
• Io (lpeak): 1A (2.5A)
• Channel: 1-ch
• Pwm Drive: direct PWM & constant current PWM
• Package: HSOP16
• Rohs Compatible†: yes

Pin Functions
Absolute Maximum Ratings
Operating Ranges
Supply voltage
Output current
Power dissipation
Operating temperature
Storage temperature
Note 1: The maximum ratings are the limits that must not be exceeded, even for an instant, under worst possible
Note 2: Measured on a 60 mm × 30 mm × 1.6 mm PCB with a 50% dissipating copper surface.
Supply voltage
PWM frequency
OSC frequency
VREG output current
Pin No
Fin
10
12
13
14
15
16
11
1
2
3
4
5
6
7
8
9
conditions.
Characteristics
Characteristics
OSC/PWM
Pin Name
S-GND
P-GND
ALERT
S-GND
S-GND
VREG
OUT1
OUT2
(NC)
RSA
V
V
IN1
IN2
SB
Fin
CC
ref
(Ta = 25°C)
Standby pin
Supply voltage pin for current control
Ground
Power supply pin
Connection pin for an output current
detection resistor
Power ground
Protective operation alert output
Ground
Ground
Connection pin for an external
capacitor/PWM input
5-V output pin
Ground
Control signal input 1
No connection
Output pin 1
Output pin 2
Control signal input 2
(Ta = 25°C)
I
VREGout
Functional Description
O
I
Symbol
Symbol
O
f
V
T
V
f
T
(Peak)
OSC
P
CLK
(Ave)
CC
opr
CC
stg
D
−55 to 150
up to 100
up to 500
−30 to 85
10 to 30
2.5 (Note 1)
1.4 (Note 2)
up to 1
Rating
Rating
1.0
50
3
Apply either a 0-V or 5-V signal.
H: Start, L: Standby
0 to 3 V: constant-current control
4.5 to 5.5 V: PWM control
V
Connect OUT1 to a motor coil pin.
Connect OUT2 to a motor coil pin.
5 V: Protective operation
0 V: Normal
V
V
Connect a capacitor between VREG and S-GND.
Apply either a 0-V or 5-V signal.
Connect Fin to S-GND
Unit
Unit
kHz
kHz
mA
°C
°C
W
V
A
V
CC (ope)
ref
ref
=0 to 3V: Connect a capacitor for oscillation
=4.5 to 5.5 V : Input PWM signal
= 10 to 30 V
Remarks
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⎯
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TB6559FG
2009-04-14