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参数资料
型号： LTC4009IUF#PBF
厂商： LINEAR TECHNOLOGY CORP
元件分类： 稳压器
英文描述： BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20
封装： 4 X 4 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, MO-220WGGD-1, QFN-20
文件页数： 22/28页
文件大小： 351K
代理商： LTC4009IUF#PBF
4009fd
LTC4009
LTC4009-1/LTC4009-2
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. DCIN = 20V, BAT = 12V, GND = 0V unless otherwise noted. (Note 2)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Charge Voltage Regulation
VTOL
VBAT Accuracy (See Test Circuits)
LTC4009
C-Grade
I-Grade
l
–0.5
–0.8
–1.0
0.5
0.8
1.0
%
LTC4009-1/LTC4009-2
C-Grade
FVS1 = 0V, FVS0 = 0V, I-Grade
FVS1 = 0V, FVS1 = 5V, I-Grade
FVS1 = 5V, FVS0 = 0V, I-Grade
FVS1 = 5V, FVS1 = 5V, I-Grade
l
–0.6
–0.8
–1.1
–1.15
–1.25
–1.35
0.6
0.8
1.1
1.15
1.25
1.35
%
IVFB
VFB Input Bias Current
VFB = 1.2V
±20
nA
RON
FBDIV On-Resistance
ILOAD = 100A
l
85
190
Ω
ILEAK-FBDIV FBDIV Output Leakage Current
SHDN = 0V, FBDIV = 0V
l
–1
0
1
A
VBOV
VFB Overvoltage Threshold
LTC4009
l
1.235
1.281
1.32
V
BAT Overvoltage Threshold
LTC4009-1/LTC4009-2, Relative to
Selected Output Voltage
l
103
106
109
%
Charge Current Regulation
ITOL
Charge Current Accuracy with RIN = 3.01k,
6V < BAT < 18V (LTC4009),
6V < BAT < 15V (LTC4009-1, LTC4009-2)
RPROG = 26.7k
C-Grade
I-Grade
l
–4
–5
–9.5
4
5
9.5
%
VSENSE = 0mV, PROG = 1.2V
–12.75
–11.67
–10.95
A
AI
Current Sense Amplifier Gain (PROG
I) with
RIN = 3.01k, 6V < BAT < 18V (LTC4009),
6V < BAT < 15V (LTC4009-1, LTC4009-2)
VSENSE Step from 0mV to 5mV,
PROG = 1.2V
–1.78
–1.66
–1.54
A
VCS-MAX
Maximum Peak Current Sense Threshold Voltage
per Cycle (RIN = 3.01k)
ITH = 2V, C-Grade
ITH = 2V, I-Grade
ITH = 5V
l
140
125
195
325
250
265
430
mV
VC10
C/10 Indicator Threshold Voltage
PROG Falling
340
400
460
mV
VREV
Reverse Current Threshold Voltage
PROG Falling
180
253
295
mV
Input Current Regulation
VCL
Current Limit Threshold
CLP – CLN
C-Grade
I-Grade
l
97
96
92
100
103
104
108
mV
ICLN
CLN Input Bias Current
CLN = CLP
±100
nA
VICL
ICL Indicator Threshold
(CLP – CLN) – VCL
–8
–5
–2
mV
DCIN, CLP Supplies
OVR
Operating Voltage Range
DCIN and CLP
6
28
V
IDCO
DCIN Operating Current
No Gate Loads
1.5
2
mA
ICLPO
CLP Operating Current
CLP = 20V, No Gate Loads
0.5
0.8
mA
VCBT
CLP Boost Threshold Voltage
CLP – DCIN, CLP Rising
l
10
25
60
mV
VCNT
CLP Normal Threshold Voltage (Note 5)
DCIN – CLP, CLP Falling
l
10
25
60
mV
VOVP
DCDIV Overvoltage Protection Threshold
DCDIV Rising
1.75
1.825
1.9
V
VOVP(HYST) DCDIV OVP Threshold Hysteresis
110
mV
Shutdown
VACP
DCDIV AC Present Threshold Voltage
DCDIV Rising
l
1.13
1.2
1.27
V
VACP(HYST) DCDIV ACP Threshold Hysteresis Voltage
50
mV
IDCDIV
DCDIV Input Current
DCDIV = 1.2V
–1
0
1
A
VIL
SHDN Input Voltage Low
l
300
mV
相关PDF资料
PDF描述
LTC4009CUF-1#TRPBF BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20
LTC4009CUF-2#TRPBF BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20
LTC4009IUF-1#PBF BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20
LTC4009CUF-2#PBF BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20
LTC4009CUF-1#PBF BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20
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