ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 4. Static Electrical Characteristic
Characteristics noted under conditions 6.0V
≤
KA_V
BAT
= V
BAT
≤
26.5V, - 40°C
≤
T
A
≤
125°C using the typical application circuit,
unless otherwise noted.
Characteristic
GENERAL
Keep-Alive Start-Up Voltage (at the KA_VBAT pin), VKAM Output Up
Start-Up Voltage (at the KA_VBAT pin), VDD3, VDD3 standby, VDDL Up
Over-voltage Shutdown
Voltage at KA_VBAT pin rising
Under-voltage Lock-out
Voltage at KA_VBAT pin falling
Voltage at KA_VBAT pin rising
Under-voltage Lock-out Hysteresis
Sleep Quiescent Current (Sleep mode)
V
IGN
= 0V, REGON = 0V, I
VKAM
= 0mA, V
DD3
OFF, V
BAT
= 14.0V,
KA_V
BAT
= 14V (P1=1, P2=1, P3=1)
SWITCHING REGULATOR (VDDH)
Buck Converter Output Voltage
V
BAT
= 6.0V to 26.5V, I
LOAD
= 100mA
V
BAT
= 26.5V to 35V, I
LOAD
= 100mA
Switching Regulator Current Limit (see
Pulse-by-Pulse Current Limit
Extreme Current Limit (see
SW Drain Source On Resistance
I
D
= 500mA, V
BAT
= 5.0V
Thermal Shutdown Junction Temperature
TS
H
TS
L
Thermal Shutdown Hysteresis
VDD3 LINEAR REGULATOR
V
DD3
Output Voltage (Includes Line and Load Regulation)
I
VDD3
= 0mA to -500mA, See Table 1 for V
DD3
Output Settings
V
DD3
Dropout Voltage (V
DDH
- V
DD3
)
I
VDD3
= -800mA (VDD3 set to 3.3V via P1, P2, P3 and with external
transistor)
Notes
6. Guaranteed By Design.
V
DD3_DO
—
1.1
1.5
V
V
DD3
-3.0
—
3.0
%
TS
HYS
—
155
1.0
—
—
—
195
—
20
°C
°C
°C
I
LIM_SW
I
LIM_SW_Ext
R
DS(ON)
-2.25
-3.75
—
-3.5
-4.5
—
-4.25
-6.00
200
A
A
mΩ
V
DDH
4.9
4.85
5.0
5.0
5.1
5.15
V
V
I
Q
—
—
500
µA
V
UVLO_f
V
UVLO_r
V
UVLO_hys
3.6
3.7
—
—
—
0.1
4.3
4.4
—
V
V
V
V
SHDN_r
35
—
42
V
V
KAM_STUP
V
STUP
4.5
4.5
—
—
—
—
V
V
Symbol
Min
Typ
Max
Unit
33730
Analog Integrated Circuit Device Data
Freescale Semiconductor
7
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