MB3759-P Fujitsu Microelectronics, Inc., MB3759-P Datasheet - Page 18

• Manufacturer Part Number: MB3759-P
• Description: Pulse-width-modulation Control Circuit Push-pull/single-ended Output Mode
• Manufacturer: Fujitsu Microelectronics, Inc.

18
MB3759
(3) When an external stabilized negative power supply is presen
The output current I
If the output is momentarily shorted, V
300 mV or less to ensure that a voltage of less than -0.3 V is not applied to the op-amp input.
I
O
=
R
1
S
R1 + R2
R1
V
(V
O
IO
after current limiting is:
O
R1
R2
+ V
EE
V
)
O
V
–
R
*
EE
S
V
R
IO
S
I
O
(R2
O
* goes briefly negative. In this case, set the voltage across R1 to
>>
V
O
R1)
V
O
0
V
0
O
t
I
L5
I
L1
I
O