STC79L00 Datasheet, PDF (4/6 Pages) Suntac Electronic Corp. – 100 mA Negative Voltage Regulators

STC79L00 Series
ELECTRICAL CHARACTERISTICS (V_I = -27 V, I_O = 40 mA, C_I = 0.33 qF, C_O = 0.1 qF, 0°C < T_J < +125°C, unless otherwise noted.)
STC79L18
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (T_J = +25°C)
Line Regulation
(T_J = +25°C, I_O = 40 mA)
-33Vdc ≤ V_I ≤ -21.4 Vdc
-33 Vdc ≤ V_I ≤ -20.7 Vdc
-33Vdc ≤ V_I ≤ -22 Vdc
-33Vdc ≤ V_I ≤ -21 Vdc
Load Regulation
(T_J = +25°C, 1.0 mA ≤ I_O ≤ 100 mA)
(T_J = +25°C, 1.0 mA ≤ I_O ≤ 40 mA)
Output Voltage
(-33 Vdc ≤ V_I ≤ -21.4 Vdc, 1.0 mA ≤ I_O ≤ 40 mA)
(-33 Vdc ≤ V_I ≤ -20.7 Vdc, 1.0 mA ≤ I_O ≤ 40 mA)
(V_I = -27 V, 1.0 mA ≤ I_O ≤ 70 mA)
(V_I = -27 V, 1.0 mA ≤ I_O ≤ 70 mA)
Input Bias Current
(T_J = +25°C)
(T_J = +125°C)
Input Bias Current Change
(-33 Vdc ≤ V_I ≤ -27 Vdc)
(-33 Vdc ≤ V_I ≤ -21 Vdc)
(1.0 mA ≤ I_O ≤ 40 mA)
Output Noise Voltage
(T_A = +25°C, 10 Hz ≤ f ≤ 100 kHz)
Ripple Rejection (I_O = 40 mA,
f = 120 Hz, -33 V ≤ V_I ≤ -23 V, T_J = +25°C)
Dropout Voltage
(T_J = +25°C)
V_O
Reg_line
Reg_load
V_O
I_IB
DI_IB
V_n
RR
V_I − V_O
-17.3
-18
-18.7
Vdc
−
45
−
35
−
30
−
15
-17.1
−
-17.1
−
−
3.1
−
−
−
−
−
−
−
150
33
48
−
1.7
325
mV
275
mV
170
85
Vdc
-18.9
-18.9
mA
6.5
6.0
mA
1.5
0.1
−
qV
−
dB
−
Vdc
4