API9221_16 Datasheet, PDF (6/16 Pages) Diodes Incorporated – CAR/WALL OR USB SUPPLY INPUT LITHIUM BATTERY CHARGER WITH OVP USB BYPASS AND 10mA LDO

API9221
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.
V_IUSB
IUSB Pin Output Voltage
V_BAT = 3.8V
1.22
1.25
I_{USB_CHRG}
I_{USB_TRKL}
VUSB Constant Current
VUSB Trickle Charge Current
R_IUSB = 29.4kΩ,
V_BAT = 2.7V to 3.8V
180
232
R_IUSB = 29.4kΩ,
V_BAT = 2.2V and if
15
17
I_{USB_CHRG} ≤ I_{VDC_TRKL},
then given as a % of the
I_{USB_CHRG}
If I_{USB_CHRG} ≤
I_{VDC_TRKL}
-
I_{USB_CHRG}
I_MIN
DC and USB End-of-Charge
Threshold
R_MIN = 10kΩ
40
55
PRECONDITIONING CHARGE THRESHOLD
V_MIN
Preconditioning Charge
Threshold Voltage
-
2.5
2.6
RECHARGE THRESHOLD
V_RCH
Recharge Threshold Voltage
-
PROTECTIONS
3.8
3.9
OVP_VDC
VDC Overvoltage Level
-
6.7
6.9
HOVP_VDC
VDC Overvoltage Hysteresis
-
OVP_VUSB
VUSB Overvoltage Level
-
-
240
5.3
5.4
HOVP_VUSB
VUSB Overvoltage Hysteresis
-
-
150
I_OCP
Short Circuit (USB_BYP)
-
BYPASS FETS
-
400
USB_R_DS(ON)
Resistance VUSB to USB_BYP
Measured at 200mA,
4.3V < V_DC < 5.3V
-
1.16
VUSB_DO
Dropout VUSB to USB_BYP
I_OUT = 150mA
V_VUSB > 4.3V
-
200
Max
1.28
260
19
-
70
2.7
4.0
7.1
340
5.55
200
600
2.0
-
Unit
V
mA
%
%
mA
V
V
V
mV
V
mV
mA
Ω
mV
API9221
Document number: DS32204 Rev. 3 - 3
6 of 16
www.diodes.com
June 2016
© Diodes Incorporated