AAT1276 Datasheet, PDF (7/18 Pages) Advanced Analogic Technologies – Boost Converter with USB Power Switch

SwitchReg^TM
Typical Characteristics
P-Channel R_DS(ON) vs. Supply Voltage
320
300
100°C
280
125°C
260
240
85°C
220
200
25°C
180
160
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5
Supply Voltage (V)
EN
(2V/div)
V_OUT2
(2V/div)
V_OUT1
(2V/div)
I_IN
(500mA/div)
Enable Soft Start
(V_IN = 3.6V; 500mA Load)
Time (1ms/div)
Enable Soft Start
(V_IN = 3.6V; C_VOUT2 = 120µF; 16Ω Load)
EN
(2V/div)
V_OUT1
(2V/div)
V_OUT2
(2V/div)
Time (100µs/div)
PRODUCT DATASHEET
AAT1276
Boost Converter with USB Power Switch
N-Channel R_DS(ON) vs. Supply Voltage
350
300
100°C
125°C
250
85°C
200
25°C
150
100
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5
Supply Voltage (V)
EN
(2V/div)
V_OUT2
(2V/div)
V_OUT1
(2V/div)
I_IN
(500mA/div)
Enable Soft Start
(V_IN = 4.2V; 500mA Load)
Time (1ms/div)
Shutdown
(V_IN = 3.6V; C_VOUT2 = 120µF; 16Ω Load)
EN
(2V/div)
V_OUT1
(1V/div)
V_OUT2
(2V/div)
Time (50ms/div)
1276.2007.11.1.1
www.analogictech.com
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