Datasheet

2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9
V - Input Voltage - V
I
Supply Current - Am
15
20
25
30
35
40
45
50
55
60
65
70
75
80
T = 85°C
A
T = 25°C
A
T = -40°C
A
V = 5 V
I = 0 mA
O
O
0
5
10
15
20
25
30
35
40
45
50
55
60
0 200 400 600 800 1000 1200 1400
V = 4.5 V
I
V = 3.6 V
I
V = 3.3 V
I
V = 5 V (TPS61253)
PFM/PWM Operation
O
I - Output Current - mA
O
V - Peak-to-Peak Output Ripple Voltage - mV
O
CO = x2 10 F 6.3 V (0603) X5R,
muRata GRM188R60J106ME84D
m
0
5
10
15
20
25
30
35
40
45
50
55
60
V - Peak-to-Peak Output Ripple Voltage - mV
O
0 100 200 300 400 500 600 700 800 900 1000
I - Output Current - mA
O
V = 4.5 V
I
V = 2.7 V
I
V = 3.3 V
I
V = 3.6 V
I
V = 5 V (TPS61256)
PFM/PWM Operation
O
C = 10 F 6.3V (0603) X5R, muRata
O
μ GRM188R60J106ME84D
V = 4.5 V
I
V = 2.7 V
I
V = 3.3 V
I
V = 3.6 V
I
0 100 200 300 400 500 600 700 800 900 1000
I - Output Current - mA
O
0
5
10
15
20
25
30
35
40
45
50
55
60
V - Peak-to-Peak Output Ripple Voltage - mV
O
V = 5 V (TPS61256)
PFM/PWM Operation
O
C = 22 F 10V (1210) X5R, muRata GRM32ER71A226K
O
μ
TPS61253, TPS61254, TPS61256
TPS61258, TPS61259
SLVSAG8C –SEPTEMBER 2011–REVISED AUGUST 2012 www.ti.com
PEAK-TO-PEAK OUTPUT RIPPLE VOLTAGE PEAK-TO-PEAK OUTPUT RIPPLE VOLTAGE
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 17. Figure 18.
PEAK-TO-PEAK OUTPUT RIPPLE VOLTAGE SUPPLY CURRENT
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 19. Figure 20.
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Product Folder Links: TPS61253 TPS61254 TPS61256 TPS61258 TPS61259