BA178M!!T / BA178M!!FP series
Regulator ICs
<BA178M20T / FP individual specifications> (unless otherwise noted, Ta=25°C, V
IN
=29V, I
O
=350mA)
Parameter Symbol Min. Typ. Max. Unit Conditions
Measurement
circuit
V
O1
19.2 20.0 20.8 V I
O
=350mA
V
O2
19.0 − 21.0 V
Reg.I
1
− 8 100 mV
Reg.I
2
− 450mV
R.R. 53 58 − dB
Reg.L
1
− 20 400 mV I
O
=5~500mA
Reg.L
2
− 10 200 mV I
O
=5~200mA
T
CVO
−−0.7 −
V
n
− 150 −µVf=10Hz~100kHz
V
d
− 2.0 − VI
O
=500mA
I
b
− 4.5 6.0 mA I
O
=0mA
I
b1
−−0.5 mA I
O
=5~350mA
I
b2
−−0.8 mA
I
O
−
P
− 875 − mA T
j
=25°C
I
OS
− 0.17 − AV
IN
=30V
V
IN
=23~33V, I
O
=5~350mA
V
IN
=23~33V, I
O
=200mA
V
IN
=24~33V, I
O
=200mA
e
IN
=1Vrms, f=120Hz, I
O
=100mA
I
O
=5mA, T
j
=0~125°C
V
IN
=23~33V, I
O
=200mA
mV/
°C
Output voltage 1
Output voltage 2
Input stability 1
Input stability 2
Ripple rejection ratio
Load regulation 1
Load regulation 2
Temperature coefficient of output voltage
Output noise voltage
Mninimum I/O voltage differential
Bias current
Bias current change 1
Bias current change 2
Peak output current
Output short-circuit current
Fig.1
Fig.1
Fig.1
Fig.1
Fig.2
Fig.1
Fig.1
Fig.1
Fig.3
Fig.4
Fig.5
Fig.5
Fig.5
Fig.1
Fig.6
<BA178M24T / FP individual specifications> (unless otherwise noted, Ta=25°C, V
IN
=33V, I
O
=350mA)
Parameter Symbol Min. Typ. Max. Unit Conditions
Measurement
circuit
VO1 23.0 24.0 25.0 V IO=350mA
V
O2 22.8 − 25.2 V
Reg.I
1 − 10 100 mV
Reg.I
2 − 550mV
R.R. 50 55 − dB
Reg.L
1 − 20 480 mV IO=5~500mA
Reg.L
2 − 10 240 mV IO=5~200mA
T
CVO −−0.7 −
V
n − 170 −µVf=10Hz~100kHz
V
d − 2.0 − VIO=500mA
I
b − 4.8 6.0 mA IO=0mA
I
b1 −−0.5 mA IO=5~350mA
I
b2 −−0.8 mA
I
O−P − 875 − mA T
j
=25°C
IOS − 0.17 − AVIN=30V
V
IN=27~33V, IO=5~350mA
V
IN=27~33V, IO=200mA
V
IN=28~33V, IO=200mA
e
IN=1Vrms, f=120Hz, IO=100mA
I
O=5mA, T
j
=0~125°C
VIN=27~33V, IO=200mA
mV/
°C
Output voltage 1
Output voltage 2
Input stability 1
Input stability 2
Ripple rejection ratio
Load regulation 1
Load regulation 2
Temperature coefficient of output voltage
Output noise voltage
Minimum I/O voltage differential
Bias current
Bias current change 1
Bias current change 2
Peak output current
Output short-circuit current
Fig.1
Fig.1
Fig.1
Fig.1
Fig.2
Fig.1
Fig.1
Fig.1
Fig.3
Fig.4
Fig.5
Fig.5
Fig.5
Fig.1
Fig.6
(2 paginas)
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