LTC4009CUF-2(RevB) データシートの表示（PDF） - Linear Technology
部品番号
コンポーネント説明
メーカー
LTC4009CUF-2 Datasheet PDF : 28 Pages
| |||
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.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Charge Voltage Regulation
VTOL
VBAT Accuracy (See Test Circuits)
LTC4009
–0.5
l –0.8
0.5
%
0.8
%
LTC4009-1/LTC4009-2
–0.6
l –0.8
0.6
%
0.8
%
IVFB
RON
ILEAK-FBDIV
VBOV
VFB Input Bias Current
FBDIV On-Resistance
FBDIV Output Leakage Current
VFB Overvoltage Threshold
BAT Overvoltage Threshold
VFB = 1.2V
ILOAD = 100μA
SHDN = 0V, FBDIV = 0V
LTC4009
LTC4009-1/LTC4009-2, Relative to
Selected Output Voltage
±20
nA
l
85
190
Ω
l –1
0
1
μA
l 1.235 1.281 1.32
V
l 103
106
109
%
Charge Current Regulation
ITOL
Charge Current Accuracy with RIN = 3.01k,
RPROG = 26.7k
5V < BAT < 18V
–4
l –5
4
%
5
%
AI
VCS-MAX
VC10
VREV
Current Sense Amplifier Gain (PROG ΔI) with
RIN = 3.01k, 5V < BAT < 18V
Maximum Peak Current Sense Threshold Voltage
per Cycle (RIN = 3.01k)
C/10 Indicator Threshold Voltage
VSENSE = 0mV, PROG = 1.2V
VSENSE Step from 0mV to 5mV,
PROG = 1.2V
ITH = 2V
ITH = 5V
PROG Falling
Reverse Current Threshold Voltage
PROG Falling
–12.75 –11.67 –10.95
μA
–1.78 –1.66 –1.54
μA
l 140
185
235
mV
l
325
430
mV
340
400
460
mV
180
253
295
mV
Input Current Regulation
VCL
Current Limit Threshold
CLP – CLN
97
100
103
mV
l 96
100
104
mV
ICLN
CLN Input Bias Current
VICL
ICL Indicator Threshold
DCIN, CLP Supplies
CLN = CLP
(CLP – CLN) – VCL
±100
nA
–8
–5
–2
mV
OVR
Operating Voltage Range
DCIN and CLP
6
28
V
IDCO
DCIN Operating Current
No Gate Loads
1.5
2
mA
ICLPO
VCBT
VCNT
VOVP
VOVP(HYST)
Shutdown
CLP Operating Current
CLP Boost Threshold Voltage
CLP Normal Threshold Voltage (Note 5)
DCDIV Overvoltage Protection Threshold
DCDIV OVP Threshold Hysteresis
CLP = 20V, No Gate Loads
CLP – DCIN, CLP Rising
DCIN – CLP, CLP Falling
DCDIV Rising
0.5
0.8
mA
l 10
25
60
mV
l 10
25
60
mV
1.75 1.825 1.9
V
110
mV
VACP
VACP(HYST)
IDCDIV
VIL
VIH
RIN
IDCS
ICLPS
DCDIV AC Present Threshold Voltage
DCDIV ACP Threshold Hysteresis Voltage
DCDIV Input Current
SHDN Input Voltage Low
SHDN Input Voltage High
SHDN Pull-Down Resistance
DCIN Shutdown Current
CLP Shutdown Current
DCDIV Rising
l 1.145 1.2 1.255
V
50
mV
DCDIV = 1.2V
–1
0
1
μA
l
300
mV
l 1.4
V
SHDN = 0V
CLP = 12V, SHDN = 0V or DCDIV = 0V
l
50
kΩ
215
μA
9
18
μA
4009fb
3
Share Link: 