Manual

BD9300/F/FV
Regulators
2/2
zElectrical characteristics (Unless otherwise noted, Ta=25°C, V
CC
=12V)
RT=20kΩ, CT=200pF
165
Min.
275
Max.
kHz
Unit Conditions
220
Typ.
Parameter
Oscillating frequency
Iref=1mA
2.475 2.525 V2.500
Reference voltage
Vref
fosc
−−
V2.8UVLO threshold voltage V
UT
Io=30mA−
1.4 V1.0
Saturation voltage (output)
V
SAT
2
−
V
−
CTL ON threshold voltage V ON
−
0.7 V
−
CTL OFF threshould voltage V
OFF
RT=VREF−
2.4 mA1.2
Average current consumption
I
CC
Symbol
V
CTL =0V−
10
µA
0
Standby current
I
STB
zBlock diagram
GNDN.C.OUTCTDTC RT FB
2.5V
NON
14
ERR
1.25V
TIMER
OSC
LATCH
1/2VREF
13
INV
12
VREF
11
CTL
VREF
PWM
10
SCP
9
VCC
8
7654321