FAN54300 Datasheet, PDF (9/43 Pages) Fairchild Semiconductor – USB-Compliant, Dual-Power Input, Single-Cell, Li-Ion Switching Charger with USB-OTG Boost Regulator

Electrical Specifications (Continued)
Unless otherwise specified: circuit of Figure 1, recommended operating temperature range for TJ and TA, VBUS or VIN = 5.0 V,
HZ1, HZ2, OPA_MODE = 0, (Charger Mode). SCL, SDA, OTG = 0 or 1.8V. Typical values are for TJ = 25°C.
Symbol
Parameter
Conditions
VBUS Input Power Source Detection
VBUS(MIN)1 VBUS Input Voltage Rising
VBUS(MIN)2 Min. VBUS to Pass Validation
VBUS(MIN)3 Min. VBUS During Charge
tVBUS_VALID VBUS Validation Time
VBUSLOAD VBUS Load
VIN Input Power Source Detection
To Start VBUS Validation
During VBUS Validation Period
During Charging
VBUS = 5 V, Applied at VBUS Validation
VIN(MIN)1 VIN Input Voltage Rising
VIN(MIN)2 Min. VIN to Pass Validation
VIN(MIN)3 Min. VIN During Charge
tVBUS_VALID VIN Validation Time
VINLOAD VIN Load
Input Current Limit
To Start VIN Validation
During VIN Validation Period
During Charging
VIN = 5 V, Applied at VIN Validation
IBUSLIM
VBUS Input Current-Limit
Threshold
V2V5 2.5V Linear Regulator
IBUS set to 100 mA
IBUS set to 500 mA
2.5 V Regulator Output
V2V5
Current Limit
I2V5 from 0 to 5 mA, VIN > 4.75 V
VREF Bias Generator
VREF
Bias regulator voltage
current limit
VIN > VIN(MIN)
Battery Recharge Threshold
VRCH
Recharge Threshold
Deglitch Time
STAT Output
Below V(OREG)
VBAT falling below VRCH threshold
VSTAT(OL) STAT Output LOW
ISTAT(OH) STAT High Leakage Current
LED Output
ISTAT = 10 mA
VSTAT = 5 V
ILED(ON) LED Output Current Accuracy
ILED(OFF) LED Off-State Leakage Current
Battery Detection
VLED from 1.5 to 3.5 V,
Max. (VREF,VBAT) – VLED > 100 mV
VLED = 0 V
IDETECT
tDETECT
Battery Detection Current Before
Charge Complete
(Sink Current)⁽²⁾
Begins After Termination Detected and
VBAT < VOREG –VRCH
Battery Detection time
Min.
4.20
4.00
3.64
4.20
4.00
3.64
88
450
2.35
6
3.5
10
100
–30
Typ.
4.30
4.08
3.71
30
50
4.30
4.08
3.71
30
50
93
475
2.50
8
15
120
130
–0.45
262
Max. Units
4.40
V
4.15
V
3.78
V
ms
mA
4.40
V
4.15
V
3.78
V
ms
mA
98
mA
500
2.65
V
mA
6.0
V
mA
150
mV
ms
0.4
V
1
µA
+30
%
1
µA
mA
ms
Continued on the following page…
© 2010 Fairchild Semiconductor Corporation
FAN54300 • Rev. 1.0.4
9
www.fairchildsemi.com