TA78L05,06,07,08,09,10,12,15,18,20,24F
2009-09-30
11
TA78L18F
Electrical Characteristics
(Unless otherwise specified, V
IN
= 27 V, I
OUT
= 40 mA, C
IN
= 0.33 μF, C
OUT
= 0.1 μF,
0°C
≤
T
j
≤
125°C)
Characteristics Symbol
Test
Circuit
Test Condition Min Typ. Max Unit
Output voltage V
OUT
1 T
j
= 25°C 17.1 18 18.9 V
21.4 V ≤ V
IN
≤ 33 V ― 32 325
Line regulation Reg·line 1 T
j
= 25°C
22 V ≤ V
IN
≤ 33 V ― 27 275
mV
1.0 mA ≤ I
OUT
≤ 100 mA ― 30 170
Load regulation Reg·load 1 T
j
= 25°C
1.0 mA ≤ I
OUT
≤ 40 mA ― 15 75
mV
21.4 V ≤ V
IN
≤ 33 V,
1.0 mA ≤ I
OUT
≤ 40 mA
16.74 ― 19.26
Output voltage V
OUT
1 T
j
= 25°C
1.0 mA ≤ I
OUT
≤ 70 mA 16.74 ― 19.26
V
T
j
= 25°C ― 3.3 6.5
Quiescent current I
B
1
T
j
= 125°C ― ― 6.0
mA
22 V ≤ V
IN
≤ 33 V ― ― 1.5
Quiescent current change ΔI
B
1 T
j
= 25°C
1.0 mA ≤ I
OUT
≤ 40 mA ― ― 0.1
mA
Output noise voltage V
NO
2 Ta = 25°C, 10 Hz ≤ f ≤ 100 kHz ― 150 ― μV
rms
Long term stability ΔV
OUT
/Δt 1 ― ― 45 ― mV/kh
Ripple rejection ratio R.R. 3
f = 120 Hz,
23 V ≤ V
IN
≤ 33 V, T
j
= 25°C
32 38 ― dB
Dropout voltage V
D
1 T
j
= 25°C ― 1.7 ― V
Average temperature
coefficient of output voltage
T
CVO
1 I
OUT
= 5 mA ― −1.5 ― mV/°C
