ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 3. Static Electrical Characteristics
Characteristics noted under conditions -40°C ≤ TA ≤ 85°C unless otherwise noted. Input voltages VIN1 = VIN2 = 3.3 V using
the typical application circuit (see Figure 33) unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
GENERAL
Operating Voltage Range (VIN1, VIN2)
Start-Up Voltage Threshold (Boost Switching)
VBST Undervoltage Lockout (VBST rising)
VBST Undervoltage Lockout Hysterisis
V
2.8
–
–
1.6
–
6.0
1.8
6.5
1.5
–
V
V
IN
V
ST
V
5.5
0.5
–
V
BST_UVLO
BST_UVLO_HYS
V
–
V
Input DC Supply Current (Normal Operation Mode, Enabled), Unloaded
Outputs
I
60
mA
IN
VIN1 Pin Input Supply Current (EN1 = EN2 = 0)
VIN2 Pin Input Leakage Current (EN1 = EN2 = 0)
VDDI Internal Supply Voltage
I
–
–
10
100
–
–
–
mA
µA
V
IN1
I
IN2
V
2.9
–
3.3
-10
DDI
DDI
VDDI Maximum Output Current (Externally Loaded)
BUCK CONVERTER
I
–
mA
Buck Converter Feedback Voltage (7), (8)
V
V
INV
0.784
–
0.800
1.0
0.816
–
IVOUT = 15 mA to 3.0 A. Includes Load Regulation Error
Buck Converter Voltage Margining Step Size
V
%
%
%
%
MVO
Buck Converter Voltage Margining Highest Positive Value
Buck Converter Voltage Margining Lowest Negative Value
V
5.9
7.0
7.9
MP
V
-7.9
7.0
-5.9
MN
Buck Converter Line Regulation (7), (8)
REG
LNVO
LDVO
VIN1 = VIN2 = 2.8 V to 6.0 V, IVOUT = 15 mA to 3.0 A
-1.0
-1.0
–
–
1.0
1.0
Buck Converter Load Regulation (7), (8)
REG
%
mA
µA
VIN1 = VIN2 = 2.8 V to 6.0 V, IVOUT = 15 mA to 3.0 A
VOUT Input Leakage Current
VOUT = 5.25 V
I
VOUTLK
–
3.5
–
INV Input Leakage Current
INV = 0.8 V
INV
-1.0
1.0
LEAK
Notes
7. Design information only. This parameter is not production tested.
8. VOUT refers to load current on output switcher.
34702
Analog Integrated Circuit Device Data
Freescale Semiconductor
7
FREESCALE [ Freescale ]
