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參數(shù)資料
| 型號(hào)： | L6566BH |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | ROHS COMPLIANT, SOP-16 |
| 文件頁(yè)數(shù)： | 4/48頁(yè) |
| 文件大?。?/td> | 768K |
| 代理商： | L6566BH |
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Electrical characteristics
L6566BH
12/48
Doc ID 16610 Rev 1
Sink capability in UVLO
Vcc = 6 V; Isink = 0.5 mA
0.2
0.5
V
VOV
Overvoltage threshold
5.3
5.7
V
Internal oscillator
fsw
Oscillation frequency
Operating range
10
300
kHz
TJ = 25 °C, VZCD = 0,
MODE/SC = open
95
100
105
Vcc =12 to 23 V, VZCD = 0,
MODE/SC = open
93
100
107
VOSC
Voltage reference
(3)
0.97
1
1.03
V
Dmax
Maximum duty cycle
MODE/SC = open,
VCOMP = 5 V
70
75
%
Brownout protection
Vth
Threshold voltage
Voltage falling (turn-off)
0.432
0.450
0.468
V
Voltage rising (turn-on)
0.452
0.485
0.518
V
IHys
Current hysteresis
Vcc > 5 V, VVFF = 0.3 V
12
15
18
A
VAC_OK_CL Clamp level
(1) IAC_OK = 100 μA
33.15
3.3
V
Line voltage feedforward
IVFF
Input bias current
VVFF = 0 to 3 V, VZCD < VZCDth
-1
A
VZCD > VZCDth
-0.7
-1
mA
VVFF
Linear operation range
0 to 3
V
VOFF
IC disable voltage
3
3.15
3.3
V
VVFFlatch
Latch-off/clamp level
VZCD > VZCDth
6.4
V
Kc
Control voltage gain (3)
VVFF = 1 V, VCOMP = 4 V
0.4
V/V
KFF
Feedforward gain (3)
VVFF = 1 V, VCOMP = 4 V
0.04
V/V
Current sense comparator
ICS
Input bias current
VCS = 0
-1
A
tLEB
Leading edge blanking
150
250
300
ns
td(H-L)
Delay to output
100
ns
VCSx
Overcurrent setpoint
VCOMP = VCOMPHI, VVFF = 0 V
0.92
1
1.08
V
VCOMP = VCOMPHI, VVFF = 1.5 V
0.45
0.5
0.55
VCOMP = VCOMPHI, VVFF = 3.0 V
0
0.1
VCSdis
Hiccup-mode OCP level
(1)
1.4
1.5
1.6
V
PWM control
VCOMPHI
Upper clamp voltage
ICOMP = 0
5.7
V
Table 4.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| L6566BHTR | 功能描述:電流型 PWM 控制器 MULTIMODE CONTROLLER SMPS 8V 3 mA RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| L6566BTR | 功能描述:電流型 PWM 控制器 MultiMode Controller for SMPS RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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