TPS780_0805 Datasheet, PDF (6/27 Pages) Texas Instruments – 150mA, Low-Dropout Regulator, Ultralow-Power, IQ 500nA with Pin-Selectable, Dual-Level Output Voltage

TPS780 Series
SBVS083C – JANUARY 2007 – REVISED MAY 2008 ....................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
Over the operating temperature range of T_J = –40°C to +125°C, V_IN = V_OUT(TYP) + 0.5V or 2.2V, whichever is greater;
I_OUT = 100µA, V_EN = V_VSET = V_IN, C_OUT = 1µF, and C_IN = 1µF, unless otherwise noted.
LOAD REGULATION
V_VSET = 1.2V, V_IN = 2.7V, V_OUT = 2.2V
TPS780330220
3.0
2.5
2.0
1.5
1.0
0.5
T_J = -40°C
0
-0.5
-1.0
-1.5
T_J = +25°C
-2.0
T_J = +85°C
0
25
50
75
100
125
150
I_OUT (mA)
Figure 7.
DROPOUT VOLTAGE vs OUTPUT CURRENT
V_OUT = 3.3V (typ), V_IN = 0.95 × V_OUT (typ)
TPS78001
200
180
T_J = +85°C
160
140
T_J = +125°C
120
100
80
60
40
T_J = +25°C T_J = -40°C
20
0
0
25
50
75
100
125
150
I_OUT (mA)
Figure 9.
DROPOUT VOLTAGE vs TEMPERATURE
V_OUT = 3.3V (typ), V_IN = 0.95 × V_OUT (typ)
TPS78001
250
LOAD REGULATION
V_VSET = 0.4V, V_IN = 3.8V, V_OUT = 3.3V
TPS780330220
3
2
T_J = -40°C
1
0
-1
T_J = +25°C
-2
T_J = +85°C
-3
0
25
50
75
100
125
150
I_OUT (mA)
Figure 8.
DROPOUT VOLTAGE vs OUTPUT CURRENT
V_VSET = 0.4V, V_OUT = 3.3V (typ), V_IN = 0.95 × V_OUT (typ)
TPS780330220
250
T_J = +125°C
200
T_J = +85°C
150
100
50
0
0
T_J = +25°C
T_J = -40°C
25
50
75
100
125
150
I_OUT (mA)
Figure 10.
DROPOUT VOLTAGE vs TEMPERATURE
V_VSET = 0.4V, V_OUT = 3.3V (typ), V_IN = 0.95 × V_OUT (typ)
TPS780330220
250
200
150mA
150
100mA
100
50
0
-40 -25 -10 5
50mA
10mA
20 35 50 65 80 95 110 125
Temperature (°C)
Figure 11.
200
150mA
150
100mA
100
50
0
-40 -25 -10 5
50mA
10mA
20 35 50 65 80 95 110 125
Temperature (°C)
Figure 12.
6
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