SC801 Datasheet, PDF (2/17 Pages) Semtech Corporation – Fully Integrated High Currnet Lithium-Ion Battery Charger System

5+&
POWER MANAGEMENT
Absolute Maximum Ratings
Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters
specified in the Electrical Characteristics section is not implied.
Parameter
Symbol
Maximum
Units
VCC, EN to GND
-0.3 to 14.0
V
VOUT, VPRGM, IPRGM, CP, OVP, STAT, ITERM, BIP to GND
-0.3 to +6.0
V
Power Dissipation
MLP (Derate 20mW/ °C above 85 °C)
P_D
2.5
W
VOUT short to GND
Continuous
Thermal Resistance, Junction to Ambient
Operating Junction Temperature
Lead Temperature
Storage Temperature (Soldering) 10 seconds
ESD Rating (Human Body Model)
* Tied to PCB with 1 Square Inch, 2 Ounce Copper
Electrical Characteristics
Unless otherwise noted: VCC = 4.75V - 5.25V
Parameter
Symbol
Conditions
θ_JA
T_J
T_LEAD
T_STG
ESD
50
150
235
-65 to 150
2
°C/W *
°C
°C
°C
kV
25°C
T_A
Units
(-40°C to +85°C)
Min Typ Max Min Max
Input Voltage
VCC
4.2
14
V
Operating Voltage
Operating Current
V_OP
I_CC
Charging Mode
OVP, STATUS, CP = 0µA
LDO Mode
OVP, STATUS, CP = 0µA
4.2 6.5 V
2
mA
25
Battery Leakage Current
Regulated Voltage
Adjust Mode Feedback
Voltage
Battery Pre-Charge Current
Battery Termination Current
I
VOUT
V_BAT
P_CI
I_TERM
VCC = 0V
V_PRGM = Logic High
V_PRGM = Logic Low
V_PRGM = External Divider
V_CC = 4.2V - 6.5V
I Resistor R = 3.01k
TERM
V_BATTERY > 2.5V
0.1
1 µA
4.20
4.16 4.24 V
4.10
4.06 4.14
3.0
2.97 3.03 V
82
72 92
mA
45
38 52
Battery Fast-Charge Current
F_CI
I_PRGM = 3.01k
500
450 550 mA
I_PRGM = 1.87k
800
750 850
V_BATTERY = 3.8V
Dropout Voltage = 550mV
 2002 Semtech Corp.
2
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