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LP78092 数据表(PDF) 6 Page - Lowpower Semiconductor inc

部件名 LP78092
功能描述  Programmable Charge Current Up to 1000mA
PDF  10 Pages
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制造商  POWER [Lowpower Semiconductor inc]
网页  http://www.lowpowersemi.com
标志 POWER - Lowpower Semiconductor inc

LP78092 数据表(HTML) 6 Page - Lowpower Semiconductor inc

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Preliminary Datasheet
LP78092
LP78092 – 00 Version 1.0 Feb.-2014
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 6 of 10
Electrical Characteristics
(The specifications which apply over the full operating temperature range, otherwise specifications are at TA=25°C. LVIN1/2=BVIN=
5V, unless otherwise noted.)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP.
MAX
UNITS
Charge
VIN
Adapter/USB Voltage Range
3.9
5
6.5
V
ICC
Input Supply Current
Charge Mode, RSET = 10k
300
2000
uA
Standby Mode (Charge Terminated)
200
500
Shutdown Mode (RSET Not Connected, VCC
< VBAT, or VCC < VUV)
25
50
VFLOAT
Regulated Output (Float) Voltage
0°C ≤ TA ≤ 85°C, IBAT = 40mA
4.158
4.2
4.242
V
IBAT
BAT Pin Current
RSET = 1k, Current Mode
900
1000
1100
mA
RSET = 2k, Current Mode
450
500
550
Standby Mode, VBAT = 4.2V
Shutdown Mode (RSET Not Connected)
Sleep Mode, VCC = 0V
0
-2.5
±1
±1
-6
±2
±2
uA
ITRIKL
Trickle Charge Current
VBAT < VTRIKL, RSET = 2k
50
mA
VTRIKL
Trickle Charge Threshold Voltage
RSET = 10k, VBAT Rising
2.8
2.9
3.0
V
VTRHYS
Trickle Charge Hysteresis Voltage
RSET = 10k
120
mV
VUV
VCC Under voltage Lockout Threshold
From VCC Low to High
3.9
V
VUVHYS
VCC Under voltage Lockout Hysteresis
150
200
300
mV
VASD
VCC – VBAT Lockout Threshold Voltage
VCC from Low to High
70
100
140
mV
VCC from High to Low
5
30
50
mV
ITERM
C/10 Termination Current Threshold
RSET = 10k
0.085
0.10
0.115
mA/mA
RSET = 2k
0.085
0.10
0.115
mA/mA
VSET
SET Pin Voltage
RSET = 10k, Current Mode
2
V
VSTAT
STAT Pin Output Low Voltage
ISTAT = 5mA
0.35
0.6
V
ΔVRESTAT
Recharge Battery Threshold Voltage
VFLOAT - VRESTAT
100
150
200
mV
TLIM
Junction Temperature in Constant Temperature Mode
145
°C
RON
Power FET “ON” Resistance (Between VCC and BAT)
300
mΩ
VCEL
Logic-Low Voltage
0.4
V
VCEH
Logic-High Voltage
1.4
LDO
VIN1
Supply voltage
2.5
6.5
V
ILOAD
Output Loading Current
VEN=VIN,VIN>2.5V
600
mA
ILIM
VFB
Current Limit
RLOAD = 1Ω
750
mA
VFB
Adjustable voltage reference
IOUT=1mA
0.784
0.8
0.816
V
IQ
Quiescent Current
VEN ≥ 1.4V, IOUT = 0mA
75
130
μA
VDROP
Dropout Voltage
IOUT = 200mA, VOUT >2.8V
140
160
mV
IOUT = 400mA, VOUT >2.8V
280
320
ΔVLINE
Line Regulation
VIN = (VOUT + 1V) to 5.5V, IOUT = 1mA
0.3
%
ΔVLOAD
Load Regulation
1mA < IOUT < 400mA
0.6
%
ISTBY
Standby Current
VEN = GND, Shutdown
0.01
1
μA
IEN
EN Input Bias Current
VEN = 1V or 5V
0.8
5.3
uA
VENL
Logic-Low Voltage
0.4
V
VENH
Logic-High Voltage
1.4
VN
Output Noise Voltage
10Hz to 100kHz,
IOUT = 200mA, COUT = 1µF
100
uVRMS
TSD
Thermal Shutdown Temperature
150
°C



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