TB62737FPG Toshiba, TB62737FPG Datasheet - Page 2
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TB62737FPG
Manufacturer Part Number
TB62737FPG
Description
Manufacturer
Toshiba
Datasheet
1.TB62737FPG.pdf
(23 pages)
Specifications of TB62737FPG
Package
SON6
Supply Voltage
2.8V to 5.5V
# Leds Supported
2 to 6 LEDs in series
Sw Frequency
1.1MHz
Led Current Accuracy
±5.23% (max)
Protection Feature
Output overvoltage protection
Other Features & Functions
Analog dimming
Rohs Compatible Product(s) (#)
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TB62737FPG
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Block Diagram
Pin Assignment
Pin Function
Note: This IC could be destroyed in some case if amounted in 180° inverse direction.
Pin No.
1
2
3
4
5
6
Please be careful about IC direction in mounting.
SHDN
SHDN
Symbol
SHDN
OVD
OVD
GND
VIN
VIN
VIN
SW
FB
(top view)
1
3
1
2
3
Supply voltage input terminal. (Voltage of operation is 2.8 to 5.5 V.)
Over voltage detection terminal.
IC switching operation is disabled with detection over voltage.
If the voltage returns to detection level or less, operation is enabled again.
Voltage-input terminal for IC-enable/setting LED-I
0 V to 0.5 V: Shutdown (Power saving) mode, IC operation is disabled.
1.0 V to 2.5 V: I
Over 2.5 V: I
I
LED I
Ground terminal.
Switch terminal for DC-DC converter. Nch MOSFET built-in.
F
adjustment with PWM input signal is also available.
Week 1 to 26
Over volt.
detection
F
setting resistor connecting terminal.
mono multi
Reference
detect
Level
F
= 100%
F
= 25% to 100%
AMP.
CTL
6
5
4
SW
GND
FB
mono multi
Off time
control
SW
6
2
Function Description
SHDN
OVD
VIN
AMP.
AMP.
Error
CTL
F
1
2
3
.
Week 27 to 53
OVD
2
GND
5
4
FB
TB62737FPG
6
5
4
SW
GND
FB
2010-11-16