参数资料
型号: L6599ATDTR
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
封装: SOP-16
文件页数: 2/31页
文件大小: 861K
代理商: L6599ATDTR
Electrical characteristics
L6599AT
10/31
Doc ID 15534 Rev 3
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
DIS function
IDIS
Input bias current
VDIS = 0 to Vth
-1
A
Vth
Disable threshold
Voltage rising (1)
1.78
1.85
1.92
V
Oscillator
D
Output duty cycle
Both HVG and LVG
48
50
52
%
fosc
Oscillation frequency
58.2
60
61.8
kHz
RRFmin= 2.7 kΩ
240
250
260
TD
Dead-time
Between HVG and LVG
0.2
0.3
0.4
s
VCFp
Peak value
3.9
V
VCFv
Valley value
0.9
V
VREF
Voltage reference at pin 4
(1)
1.93
2
2.07
V
I_REF = -2 mA (1)
1.8
2
2.2
V
KM
Current mirroring ratio
1
A/A
PFC_STOP function
Ileak
High level leakage current
VPFC_STOP =Vcc,
VDIS = 0 V
1A
RPFC_STOP ON-state resistance
IPFC_STOP = 1 mA,
VDIS = 1.5 V
130
200
Ω
VL
Low saturation level
IPFC_STOP = 1 mA,
VDIS = 1.5 V
0.2
V
Soft-start function
Ileak
Open-state current
V(Css) = 2 V
0.5
A
R
Discharge resistance
VISEN > VISENx
120
Ω
Standby function
IDIS
Input bias current
VDIS = 0 to Vth
-1
A
Vth
Disable threshold
Voltage falling (1)
1.2
1.24
1.28
V
Hys
Hysteresis
Voltage rising
50
mV
Delayed shutdown function
Ileak
Open-state current
V(DELAY) = 0
0.5
A
ICHARGE Charge current
VDELAY = 1 V,
VISEN = 0.85 V
100
150
200
A
Vth1
Threshold for forced
operation at max.
frequency
Voltage rising (1)
1.98
2.05
2.12
V
Vth2
Shutdown threshold
Voltage rising (1)
3.35
3.5
3.65
V
Table 5.
Electrical characteristics (continued)
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