njw4800 New Japan Radio Co.,Ltd, njw4800 Datasheet - Page 11

• Manufacturer Part Number: njw4800
• Description: 30v/4a Half Bridge Driver
• Manufacturer: New Japan Radio Co.,Ltd

Ver.2010-09-29
PIN DESCRIPTION
NUMBER
PIN
1
2
3
4
5
6
7
8
–
PIN NAME
Exposed
STBY
PWM
GND
VDD
OUT
REG
PAD
FLT
BS
PWM Signal Input Terminal
As for Control Logic, Refer to PIN OPERATION TABLE (page.5)
Power Supply Terminal
You should connect capacitor (AL and MLCC) for reducing Input Impedance.
Output Terminal
The High-side/Low-side Switch are Limited to 5.5A(typ.) by Over Current
Protection Circuit.
Ground Terminal
Boot Strap Output Terminal
Boot Strap Output drives the High-side Switch. You should connect capacitor
larger than 0.1µF between BS Terminal (5-pin) and Out Terminal (3-pin).
Standby Terminal
NJW4800 becomes standby status by High Level
NJW4800 operates by Low Level
Built-in Regulator (5V) Output Terminal
You should connect capacitor larger than 1µF for stable output.
Fault Signal Output Terminal
It is Open Drain Output Type. You should connect through Pull-up Resister to
REG Terminal (7-pin) or External Power Supply.
It outputs Low Level under normal operating condition and outputs High Level
under Abnormal Conditions .
Connected to 4pin (Ground Terminal)
FUNCTION
NJW4800
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