SP6122_04 Datasheet, PDF (3/19 Pages) Sipex Corporation – Low Voltage, Micro 8, PFET, Buck Controller Ideal for 1A to 5A, Small Footprint, DC-DC Power Converters

ELECTRICAL CHARACTERISTICS
Unless otherwise specified: 0°C < T_AMB < 70°C, 3.0V < V_CC < 5.5V, C_PDRV = 1nF, V_ENABLE = V_CC, V_FFLAG = V_CC,
I_SET = I_SENSE = V_CC, GND = 0V
PARAMETER
MIN
RDS OVER CURRENT COMPARATOR
Over Current Comparator
130
Threshold Voltage
Threshold Voltage Temperature
-
Coefficient
I_SET Sink Current
15
I_SET Current Temperature
-
Coefficient
I_SENSE Input Bias Current
-
I_SET, I_SENSE Common Mode
2.0
Input Range
Over Current Peak Detection
-
Time Constant
ENABLE INPUT & FFLAG OUTPUT
ENABLE Threshold
0.90
ENABLE Pin Source Current
0.8
FFLAG Sink Current
3.0
GATE DRIVER
PDRV Rise Time
PDRV Fall Time
TYP
150
3800
20
4300
-
-
10
1.21
5.0
7.5
20
20
MAX UNITS CONDITIONS
180
mV V(I_SET) - V(I_SENSE) 25°C only
-
ppm/°C
25
µA Current into I_SET 25°C only
-
ppm/°C
100
nA
V_CC
V
-
µs
1.45
V
10.0
µA
15.0
mA V(FFLAG) = 1V
75
ns 0.5V to 4.5V
75
ns 4.5V to 0.5V
NOTE: Available Output Voltages: 1.5V Fixed, 1.25V Adj.
Date: 10/02/04
SP6122 Low Voltage, Micro 8, PFET, Buck Controller
3
© Copyright 2004 Sipex Corporation