TS3300 Datasheet, PDF (6/14 Pages) Touchstone Semiconductor Inc – 0.6-4.5VIN, 1.8-5.25VOUT, 3.5-uA, Low Input Voltage, High-Efficiency Boost + LDO

TS3300
TYPICAL PERFORMANCE CHARACTERISTICS
VBI = 1.2V, VBO = 3V, V_Bതതത_Eതത_Nത = LOW, IBO = 0A, L = 10µH (LPS4018-103ML), CBO = 22µF, CBI = 22µF, VREGIN = VBO = 3V, VREGOUT = 1.8V,
IREGOUT = 0A, CREGOUT = 10µF unless otherwise noted. Values are at TA = 25°C unless otherwise noted.
Boost Minimum Start-Up Voltage
vs Source Resistance
1.2
Boost Minimum Start-Up Voltage
vs Load Current
1.8
1.1
1
-40ºC
0.9
+85ºC
L: 22µH (LPS4018-223ML)
1.6
1.4
0.8
0.7
0.6
0.5
0
+25ºC
L: 10µH (LPS4018-103ML)
5 10 15 20 25 30
SOURCE RESISTANCE- Ω
1.2
1
0.8
03
6 9 12 15 18
IBO - mA
Boost Regulator Output Voltage Ripple
VBI = 1.2V, VBO = 1.8V, CBO= 22µF, IBO = 5mA
Boost Regulator Output Voltage Ripple
VBI = 1.2V, VBO = 1.8V, CBO= 22µF, IBO = 40mA
20µs/DIV
Boost Regulator Output Voltage Ripple
VBI = 1.2V, VBO = 1.8V, CBO= 22µF, IBO = 80mA
50µs/DIV
Boost Regulator Output Voltage Ripple
VBI = 1.2V, VBO = 3V, CBO= 22µF, IBO = 5mA
Page 6
50µs/DIV
50µs/DIV
TS3300DS r1p0
RTFDS