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FAN5400 Просмотр технического описания (PDF) - Fairchild Semiconductor

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FAN5400 USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator Fairchild
Fairchild Semiconductor Fairchild
FAN5400 Datasheet PDF : 37 Pages
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Electrical Specifications
Unless otherwise specified: according to the circuit of Figure 1; recommended operating temperature range for TJ and TA;
VBUS=5.0V; HZ_MODE; OPA_MODE=0; (Charge Mode); SCL, SDA, OTG=0 or 1.8V; and typical values are for TJ=25°C.
Symbol
Power Supplies
Parameter
IVBUS
VBUS Current
ILKG
VBAT to VBUS Leakage Current
IBAT
Battery Discharge Current in High-
Impedance Mode
Charger Voltage Regulation
Charge Voltage Range
VOREG
Charge Voltage Accuracy
Charging Current Regulation
Output Charge Current Range
IOCHRG
Charge Current Accuracy Across
RSENSE
Weak Battery Detection
Weak Battery Threshold Range
VLOWV Weak Battery Threshold Accuracy
Weak Battery Deglitch Time
Logic Levels: DISABLE, SDA, SCL, OTG
VIH
High-Level Input Voltage
VIL
Low-Level Input Voltage
IIN
Input Bias Current
Charge Termination Detection
Termination Current Range
I(TERM)
Termination Current Accuracy
Termination Current Deglitch Time
1.8V Linear Regulator
VREG
1.8V Regulator Output
Conditions
VBUS > VBUS(min), PWM Switching
VBUS > VBUS(min); PWM Enabled,
Not Switching (Battery OVP
Condition); I_IN Setting=100mA
0°C < TJ < 85°C, HZ_MODE=1
VBAT < VLOWV, 32S Mode
0°C < TJ < 85°C, HZ_MODE=1,
VBAT=4.2V, VBUS=0V
0°C < TJ < 85°C, HZ_MODE=1,
VBAT=4.2V
FAN5403-05, DISABLE=1,
0°C < TJ < 85°C, VBAT=4.2V
TA=25°C
TJ=0 to 125°C
VLOWV < VBAT < VOREG
VBUS > VSLP, RSENSE=68m
20mV < VIREG <
40mV
FAN5400-02
FAN5403-05
VIREG > 40mV
FAN5400-02
FAN5403-05
Rising Voltage, 2mV Overdrive
Input Tied to GND or VIN
VBAT > VOREG – VRCH, VBUS > VSLP,
RSENSE=68m
[VCSIN – VBAT] from 3mV to 20mV
[VCSIN – VBAT] from 20mV to 40mV
2mV Overdrive
IREG from 0 to 2mA, FAN5403-05
Min. Typ. Max. Units
10
mA
2.5
mA
63
90
A
0.2
5.0
A
20
A
10
3.5
–0.5%
–1%
4.4
+0.5% V
+1%
550
1250 mA
95
100 105
92
97
102
%
97
100 103
94
97
100
3.4
3.7
V
–5
+5
%
30
ms
1.05
V
0.4
V
0.01 1.00 A
50
400 mA
–25
+25
%
–5
+5
30
ms
1.7
1.8
1.9
V
Continued on the following page…
© 2009 Fairchild Semiconductor Corporation
FAN5400 Family • Rev. 1.0.7
6
www.fairchildsemi.com
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