Api9221, New prod uc t electrical characteristics – Diodes API9221 User Manual
Page 7
API9221
CAR/WALL or USB SUPPLY INPUT LITHIUM BATTERY
CHARGER with OVP USB BYPASS and 10mA LDO
API9221
Document number: DS32204 Rev. 2 - 2
7 of 15
November 2011
© Diodes Incorporated
NEW PROD
UC
T
Electrical Characteristics
(cont.)
API9221 is tested at VDC = VUSB = 5V at an ambient temperature of +25°C unless otherwise noted.
Symbol
Parameter
Test Conditions
Min
Typ.
Max
Unit
INTERNAL TEMPERATURE MONITORING
T
FOLD
Current Fold Back Threshold
-
125
-
°C
LOGIC INPUT AND OUTPUT
V
IH
EN
Pin Logic Input HIGH
1.4
-
V
V
IL
EN
Pin Logic Input LOW
-
0.4
V
R
EN
EN
Pin Internal Pull-down
Resistance
350
600
850
k
Ω
V
OL
CHG
and
PPR
output voltage
LOW
Pin Current = 10mA
-
0.8
V
LINEAR REGULATOR
V
LDO
Output Voltage
-
4.94
-
V
V
REG
Voltage Regulation Accuracy
Initial Accuracy,
I
LDO
= 10mA; T
J
= +25°C
-1 - +1
%
Line regulation
V
DC
= V
LDO
+ 0.5V to 6.5V
T
J
= -40°C to +125°C
-2.8 - +2.8
%
Load regulation
I
LDO
= 10µA to 10mA,
VDC = V
LDO
+ 0.5V to 6.5V
T
J
= -40°C to +125°C
-2.8 - +2.8
%
V
DO
Dropout (VDC to V
LDO
)
I
LDO
= 10mA, V
LDO
= 4.9V,
V
DC
> V
LDO
+0.5V
- 20 50
mV
I
LIMIT
Current Limit
For I
LDO
= 10mA,
V
DC
= 5.5V
12 - -
mA