1µA LOW DROPOUT POSITIVE VOLTAGE REGULATOR
TC55 Series
ABSOLUTE MAXIMUM RATINGS*
Item
Code
VIN
Ratings
+12
Units
V
Input Voltage
Output Current
Output Voltage
IOUT
VOUT
Pd
Pd/(VIN – VOUT
)
mA
V
(VSS – 0.3) to (VIN + 0.3)
Power Dissipation:
(TA ≤ 70°C)
3-Pin SOT-23A
3-Pin SOT-89
240
400
mW
Operating Temperature Range
Storage Temperature Range
TA
– 40 to +85
°C
°C
Tstg
– 65 to +150
TC55RP50 ELECTRICAL CHARACTERISTICS: VOUT(S) = 5.0V, TA = 25°C unless otherwise specified (see REMARKS).
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
VOUT(A)
Output Voltage
IOUT = 40mA
VIN = 6.0V
—
4.90
—
5.0
—
5.10
V
IOUTmax
∆VOUT
Vdif
Maximum Output Current
Load Regulation
VIN = 6.0V, VOUT(A) ≥ 4.5V
VIN = 6.0 V, 1mA ≤ IOUT ≤ 100mA
IOUT = 100mA
IOUT = 200mA
250
—
—
—
mA
mV
mV
40
80
I/O Voltage Difference
—
—
120
380
300
600
ISS
Current Consumption
Voltage Regulation
VIN = 6.0V
—
—
1.1
0.2
3.0
0.3
µA
%/V
VOUT(A)·100
IOUT = 40mA
∆VIN·VOUT(S)
6.0V ≤ VIN ≤ 10.0V
VIN
Input Voltage
—
—
—
10.0
—
V
∆VOUT(A)·106
VOUT(S)·∆TA
Temperature Coefficient
of Output Voltage
IOUT = 40mA
– 40°C ≤ TA ≤ 85°C
100
ppm/°C
Long Term Stability
TA = 125°C, 1000 Hours
—
0.5
—
%
REMARKS:
VOUT(S): Preset value of Output voltage
OUT(A): Actual value of Output voltage
Vdif Definition of I/O voltage difference = {VIN1 – VOUT(A)}
VOUT(A): Output Voltage when IOUT is fixed and VIN = VOUT(S) + 1.0V
VIN1: Input Voltage when the output voltage is 98% VOUT(A)
V
:
TC55RP40 ELECTRICAL CHARACTERISTICS: VOUT(S) = 4.0V, TA = 25°C unless otherwise specified (see REMARKS).
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
VOUT(A)
Output Voltage
IOUT = 40mA
VIN = 5.0V
—
3.92
—
4.0
—
4.08
V
IOUTmax
∆VOUT
Vdif
Maximum Output Current
Load Regulation
VIN = 5.0V, VOUT(A) ≥ 3.6V
VIN = 5.0V, 1mA ≤ IOUT ≤ 100mA
IOUT = 100mA
IOUT = 200mA
200
—
—
—
mA
mV
mV
45
90
I/O Voltage Difference
—
—
170
400
330
630
ISS
Current Consumption
Voltage Regulation
VIN = 5.0V
—
—
1.0
0.2
2.9
0.3
µA
%/V
∆VOUT(A)·100
∆VIN·VOUT(S)
IOUT = 40mA
5.0V ≤ VIN ≤ 10.0V
VIN
Input Voltage
—
—
—
10.0
—
V
∆VOUT(A)
VOUT(S)·∆TA
Temperature Coefficient
of Output Voltage
IOUT = 40mA
– 40°C ≤ TA ≤ 85°C
100
ppm/°C
Long Term Stability
TA = 125°C, 1000 Hours
—
0.5
—
%
© 2001 Microchip Technology Inc. DS21435A
TC55-24 02/01/01
2