參數(shù)資料
型號(hào)： L6910GTR
廠商： STMICROELECTRONICS
元件分類： 穩(wěn)壓器
英文描述： 1.3 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝： SO-16
文件頁(yè)數(shù)： 21/26頁(yè)
文件大小： 1046K
代理商： L6910GTR
L6910G
4/26
Table 5. Electrical Characteristics (Vcc = 12V, TJ =25°C unless otherwise specified)
Symbol
Parameter
Test Condition
Min
Typ
Max
Unit
Vcc SUPPLY CURRENT
Icc
Vcc Supply current
OSC = open; SS to GND
4
7
9
mA
POWER-ON
Turn-On Vcc threshold
VOCSET = 4V
4.0
4.3
4.6
V
Turn-Off Vcc threshold
VOCSET = 4V
3.8
4.1
4.4
V
Rising VOCSET threshold
1.24
1.4
V
Turn On EAREF threshold
VOCSET = 4V
650
750
mV
SOFT START AND INHIBIT
Iss
Soft start Current
S.S. current in INH condition
SS = 2V
SS = 0 to 0.4V
610
35
14
60
A
OSCILLATOR
fOSC
Initial Accuracy
OSC = OPEN
OSC = OPEN; Tj = 0° to 125°
180
170
200
220
230
KHz
kHz
fOSC,RT
Total Accuracy
16 K
< RT to GND < 200 K
-15
15
%
Vosc
Ramp amplitude
1.9
V
REFERENCE
VOUT
Output Voltage Accuracy
VOUT = VFB; VEAREF = VREF
0.886
0.900
0.913
V
VREF
Reference Voltage
CREF = 1nF; IREF = 0 to 100A
0.886
0.900
0.913
V
VREF
Reference Voltage
CREF = 1nF; TJ = 0 to 125°C-2
+2
%
ERROR AMPLIFIER
IEAREF
N.I. bias current
VEAREF = 3V
10
A
EAREF Input Resistance
Vs. GND
300
k
IFB
I.I. bias current
VFB = 0V to 3V
0.01
0.5
A
VCM
Common Mode Voltage
0.8
3
V
VCOMP
Output Voltage
0.5
4
V
GV
Open Loop Voltage Gain
70
85
dB
GBWP
Gain-Bandwidth Product
10
MHz
SR
Slew-Rate
COMP = 10pF
10
V/
s
GATE DRIVERS
IHGATE
High Side
Source Current
VBOOT - VPHASE = 12V
VHGATE - VPHASE = 6V
11.3
A
RHGATE
High Side
Sink Resistance
VBOOT - VPHASE = 12V
2
4
ILGATE
Low Side Source Current
Vcc = 12V; VLGATE = 6V
0.9
1.1
A
RLGATE
Low Side Sink Resistance
Vcc = 12V
1.5
3
Output Driver Dead Time
PHASE connected to GND
90
210
ns
PROTECTIONS
IOCSET
OCSET Current Source
VOCSET = 4V
170
200
230
A
Over Voltage Trip (VFB / VEAREF)VFB Rising
117
120
%
IOSC
OSC Sourcing Current
VFB > OVP Trip
15
30
mA
POWER GOOD
Upper Threshold (VFB / VEAREF)VFB Rising
108
110
112
%
Lower Threshold (VFB / VEAREF)VFB Falling
88
90
92
%
Hysteresis (VFB / VEAREF)
Upper and Lower threshold
2
%
VPGOOD
PGOOD Voltage Low
IPGOOD = -4mA
0.4
V
IPGOOD
Output Leakage Current
VPGOOD = 6V
0.2
1
A
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6910R 功能描述:DC/DC 開關(guān)控制器 5.0 to 12V Step-Down RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
L6910RTR 功能描述:DC/DC 開關(guān)控制器 5.0 to 12V Step-Down RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
L6910S 功能描述:DC/DC 開關(guān)控制器 5.0 to 12V Step-Down RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
L6910STR 功能描述:DC/DC 開關(guān)控制器 5.0 to 12V Step-Down RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
L6910TR 功能描述:DC/DC 開關(guān)控制器 5.0 to 12V Step-Down RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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