TCR15AG series
2017-11-08
© 2017
Toshiba Electronic Devices & Storage Corporation
7
Note 8: This parameter is tested at V
OUT = 0.9 V for Adjstable output. For other volatge, please refer to
Dropout Voltage (Page 7).
Dropout voltage V
DO = VIN1 - ( VOUT1 100 mV ).
V
OUT1 is the output voltage when VIN = VOUT + 0.5 V.
V
IN1 is the input voltage at which the output voltage becomes 100 mV drop of VOUT1 after gradually decreasing the
input voltage
Note 9: T
j
= -40 to 85 °C. This parameter is warranted by design.
Dropout voltage
(C
IN
= 4.7 μF, C
BIAS
= 1.0 μF, C
OUT
= 4.7 μF, T
j
= 25°C)
Output voltages V
BIAS
input voltage
I
OUT
= 1000 mA I
OUT
= 1500 mA
Unit
Min Typ.
Max
(Note 10)
Min Typ.
Max
(Note 10)
0.6 V
V
OUT
< 0.7 V
3.3 V
73
133
110
199
mV
0.7 V
V
OUT
< 0.8 V
3.3 V
75
135
112
203
mV
0.8 V
V
OUT
< 0.9 V
3.3 V
77
139
115
208
mV
0.9 V
V
OUT
< 1.0 V
3.3 V
80
144
120
216
mV
1.0 V
V
OUT
< 1.1 V
3.3 V
83
152
125
228
mV
1.1 V
V
OUT
< 1.2 V
3.3 V
89
160
134
240
mV
1.2 V
V
OUT
< 1.3 V
3.3 V
94
171
141
257
mV
1.3 V
3.3 V
99
183
149
274
mV
1.4 V
3.3 V
107
197
161
295
mV
1.5 V
3.3 V
116
217
174
325
mV
1.6 V
V
OUT
+ 1.7 V
231
450
347
675
mV
1.7 V
V
OUT
+ 1.7 V
225
443
338
665
mV
1.8 V
V
OUT
3.6 V
V
OUT
+ 1.7 V
221
432
332
648
mV
Note 10: T
j
= -40 to 85 °C. This parameter is warranted by design.
TCR15AG series
2017-11-08
© 2017
Toshiba Electronic Devices & Storage Corporation
8
Application Note
1. Recommended Application Circuit
Fixed Output Voltage
Adjustable Output Voltage
Adjustable Output Voltage (VOUT = 0.6 V : R1 = 0 Ω, R2 = Open )
V
OUT
GND
V
IN
OFF/ON
4.7 μF
1.0 μF
V
OUT
GND
V
IN
OFF/ON
4.7 μF
V
BIAS
1.0 μF
V
BIAS
CONTROL
LOAD
CONTROL
4.7 μF
SENSE
LOAD
V
BIAS
4.7 μF
V
ADJ
V
BIAS
R
1
R
2
(C
FB
=10nF (Optional capacitance))
V
OUT
GND
V
IN
OFF/ON
4.7 μF
1.0 μF
V
BIAS
CONTROL
LOAD
4.7 μF
VADJ
V
BIAS
TCR15AG series
2017-11-08
© 2017
Toshiba Electronic Devices & Storage Corporation
9
The figure above shows the recommended configuration for using a Low-Dropout regulator. Insert a capacitor at V
IN
,
V
OUT
and V
BIAS
pins for stable input/output operation. (Ceramic capacitors can be used).
Connect a capacitor with a capacitance value as much as 4.7µF or more between VIN and GND pin and 1.0 µF or more
between VBIAS and GND, and as close as possible to the pins. But simple usage of large input capacitance is known to
form unwanted LC resonance in combination with input wire inductance. So please check parameter with the actual device
and circuit.
C
FB
is optional capacitance that improve Transient response, Output noise, Oscillation resistance, PSRR and
Overshoot. However, it does not necessarily need.
VADJ is the output voltage control pin. Typical VADJ value is 0.6 V. For best performance R1 and R2 should have
similar temperature coefficients, otherwise output voltage accuracy will be compromised.

=

× 1 +
1
2
Reference resistance table
This is reference data. Please check parameter with the actual device and circuit.
TCR15AGADJ : VADJ = 0.6 V (typ.).
Output voltage (typ.)
R1
R2
0.6 V
0 Ω
Open
0.65 V
2 kΩ
24 kΩ
0.7 V
4 kΩ
24 kΩ
0.8 V
8 kΩ
24 kΩ
0.9 V
12 kΩ
24 kΩ
1.0 V
16 kΩ
24 kΩ
1.1 V
20 kΩ
24 kΩ
1.2 V
24 kΩ
24 kΩ
1.3 V
28 kΩ
24 kΩ
1.8 V
48 kΩ
24 kΩ
2.5 V
76 kΩ
24 kΩ
3.0 V
96 kΩ
24 kΩ
3.3 V
108 kΩ
24 kΩ
3.6 V
120 kΩ
24 kΩ

TCR15AG11,LF

Mfr. #:
Manufacturer:
Toshiba
Description:
LDO Voltage Regulators LDO Linear Voltage Regulator 1.5A 1.1V
Lifecycle:
New from this manufacturer.
Delivery:
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