PAM2306 Datasheet, PDF (5/15 Pages) Power Analog Micoelectronics – Dual High-Efficiency PWM Step-Down DC-DC Coverter

PAM2306
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Electrical Characteristic
T_A=25 ^OC, V_IN=3.6V, V_O=1.8V, C_IN=10μF, C_O=10μF, L=2.2μH, unless otherwise noted.
PARAMETER
SYMBOL
Test Conditions
MIN TYP MAX
Input Voltage Range
Regulated Feedback Voltage
Reference Voltage Line Regulation
Regulated Output Voltage Accuary
Peak Inductor Current
Output Voltage Line Regulation
Output Voltage Load Regulation
Quiescent Current (per channel)
Shutdown Current (per channel)
Oscillator Frequency
Drain-Source On-State Resistance
V_IN
V_FB
ΔV_FB
V_O
I_PK
LNR
LDR
I_Q
I_SD
f_{OS C}
R_DS(ON)
2.5
0.588
I_O = 100mA
-3
V_IN=3V,V_FB = 0.5V or V_O=90%
V_IN = 2.5V to 5V, I_O=10mA
I_O=1mA to 1A
No load
V_EN = 0V
V_O = 100%
1.2
V_FB = 0V or V_O = 0V
P MOSFET
I_DS=100mA
N MOSFET
0.6
0.3
1.5
0.2
0.5
40
0.1
1.5
500
0.3
0.35
5.5
0.612
+3
0.5
1.5
70
1
1.8
0.45
0.5
SW Leakage Current (per channel)
I_LSW
High Efficiency
η
±0.01 1
96
EN Threshold High
EN Threshold Low
EN Leakage Current
Over Temperature Protection
V_EH
V_{E L}
I_EN
OTP
1.5
0.3
±0.01
150
OTP Hysteresis
OTH
30
UNITS
V
V
%/V
%
A
%/V
%
μA
μA
MHz
kHz
Ω
Ω
μA
%
V
V
μA
°C
°C
Power Analog Microelectronics,Inc
www.poweranalog.com
5
07/2008 Rev 1.0