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参数资料
| 型号： | LTC6992CDCB6-2#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, PDSO6 |
| 封装： | 2 X 3 MM, LEAD FREE, PLASTIC, MO-229TBD, DFN-6 |
| 文件页数： | 27/32页 |
| 文件大小： | 322K |
| 代理商： | LTC6992CDCB6-2#PBF |
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LTC6992-1/LTC6992-2/
LTC6992-3/LTC6992-4
4
69921234p
The
l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. Test conditions are V+ = 2.25V to 5.5V, VMOD = 0V to VSET,
DIVCODE = 0 to 15 (NDIV = 1 to 16,384), RSET = 50k to 800k, RLOAD = 5k, CLOAD = 5pF unless otherwise noted.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply
V+
Operating Supply Voltage Range
l
2.25
5.5
V
Power-On Reset Voltage
l
1.95
V
IS
Supply Current
RL = ∞, RSET = 50k,
NDIV = 1
V+ = 5.5V
l
365
450
μA
V+ = 2.25V
l
225
285
μA
RL = ∞, RSET = 50k,
NDIV = 4
V+ = 5.5V
l
350
420
μA
V+ = 2.25V
l
225
280
μA
RL = ∞, RSET = 50k,
NDIV ≥ 16
V+ = 5.5V
l
325
390
μA
V+ = 2.25V
l
215
265
μA
RL = ∞, RSET = 800k,
NDIV = 1 to 16, 384
V+ = 5.5V
l
120
170
μA
V+ = 2.25V
l
105
150
μA
Analog Inputs
VSET
Voltage at SET Pin
l
0.97
1.00
1.03
V
ΔVSET/ΔT
VSET Drift Over Temperature
l
±75
μV/°C
RSET
Frequency-Setting Resistor
l
50
800
kΩ
MOD Pin Input Capacitance
2.5
pF
MOD Pin Input Current
l
±10
nA
VMOD,HI
VMOD Voltage for Maximum Duty
Cycle
LTC6992-1/LTC6992-4, POL = 0, D = 100%
LTC6992-2/LTC6992-3, POL = 0, D = 95%
l
0.90 VSET
0.86 VSET
0.936VSET
V
VMOD,LO
VMOD Voltage for Minimum Duty
Cycle
LTC6992-1/LTC6992-3, POL = 0, D = 0%
LTC6992-2/LTC6992-4, POL = 0, D = 5%
l 0.064VSET 0.10VSET
0.14 VSET
V
VDIV
DIV Pin Voltage
l
0V+
V
ΔVDIV/ΔV+
DIV Pin Valid Code Range (Note 5)
Deviation from Ideal
VDIV/V+ = (DIVCODE + 0.5)/16
l
±1.5
%
DIV Pin Input Current
l
±10nA
Digital Output
IOUT(MAX)
Output Output Current
l
±20
mA
VOH
High Level Output Voltage
V+ = 5.5V
IOUT = –1mA
IOUT = –16mA
l
5.45
4.84
5.48
5.15
V
V+ = 3.3V
IOUT = –1mA
IOUT = –10mA
l
3.24
2.75
3.27
2.99
V
V+ = 2.25V
IOUT = –1mA
IOUT = -8mA
l
2.17
1.58
2.21
1.88
V
VOL
Low Level Output Voltage
V+ = 5.5V
IOUT = 1mA
IOUT = 16mA
l
0.02
0.26
0.04
0.54
V
V+ = 3.3V
IOUT = 1mA
IOUT = 10mA
l
0.03
0.22
0.05
0.46
V
V+ = 2.25V
IOUT = 1mA
IOUT = 8mA
l
0.03
0.26
0.07
0.54
V
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC6992CDCB6-2-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:TimerBlox Voltage-Controlled Pulse Width Modulator (PWM) |
| LTC6992CDCB6-3-PBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:TimerBlox Voltage-Controlled Pulse Width Modulator (PWM) |
| LTC6992CDCB6-3-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:TimerBlox Voltage-Controlled Pulse Width Modulator (PWM) |
| LTC6992CDCB6-4-PBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:TimerBlox Voltage-Controlled Pulse Width Modulator (PWM) |
| LTC6992CDCB6-4-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:TimerBlox Voltage-Controlled Pulse Width Modulator (PWM) |
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