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參數資料
| 型號： | LB8118M |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | QIP-44 |
| 文件頁數： | 3/9頁 |
| 文件大?。?/td> | 113K |
| 代理商： | LB8118M |
LB8118M
No.5838-3/11
Parameter
Symbol
Conditions
min
typ
max
Unit
[H Bridge Output Block, PWM Block]
Output saturation voltage
VH sat
IO = 200 mA, TOP + BOTTOM
0.30
0.45
V
Maximum output voltage
VPWM max
VOUT 1
1.95
2.25
V
PWM applied offset voltage
VPWMOFF
Each VIN = VASPREF
0.14
0.17
0.22
V
DNB-1,2 pins output voltage
IO DNB1,2
VOUT/60
mA
Load regulation
RLD PWM
VOUT = 2.25 V, L = 30 μH
1000 mV/A
Line regulation
RLN PWM
VOUT = 2.25 V, L = 30 μH
100 mV/V
[Drive Control Block]
CH1 to 4 input voltage range
VIN1–4
0.5
VCD
–0.5
V
Input bias current
IBIN
Each VIN = VASPREF
2
μA
ASPREF input voltage range
VASPR
Each VIN = VASPREF
1.2
VCD
–1.3
V
CH1,2,4 transfer gain
G124IN
RL = 10 Ω
6.8
8.0
9.2
dB
CH3 L side transfer gain
G3LIN
RL = 10 Ω
8.5
10.0
11.5
dB
Negative/positive transfer gain
difference
ΔGIN
RL = 10 Ω
–1
0
+1
dB
Input dead zone voltage range
VDZ
RL = 10 Ω
030
mV
[SLED Drive Circuit]
SLREF pin input voltage
range
VSLREF
VASPREF+0.1
VCD
–1.0
V
SLREF pin input bias current
IB SLREF
200
nA
Positive side setting offset
voltage between IN4
Voff SLREF
VSLREF = 2.3 V, VASPREF = 2 V
–20
+20
mV
and SLREF
Dual side step width difference
voltage
VSLDIF
VSLREF = 2.3 V, VASPREF = 2 V
–20
+25
mV
SL MODE pin high voltage
VH SL MODE
2V
SL MODE pin low voltage
VL SL MODE
–25
+1
V
[OSC Block]
Maximum oscillation frequency
FOSC max
100
kHz
Source current
IS OSC
VOSC = 0.0 V
46
μA
[S/S Pin Function]
S/S start voltage
VSS ON
VCC
–1.0
V
S/S off voltage
VSS OFF
0.5
V
[External Voltage Input Block]
Minimum operating input
voltage when external voltage
VEXT min
RIN = 1 kΩ
3.8
V
input is applied
EXTDRV pin output current
IO EXT DRV
160
200
240
μA
VZ pin voltage
VZ
VEXT = 4.5 V, RIN = 1 kΩ
2.6
2.8
V
VZ pin inflow current
IVZ
20
mA
VEXT, VEXT-CHG pin
IB EXTCHG
200
nA
Input bias current
IB EXT
EXTBASE pin saturation
IO = 1 mA
0.2
V
voltage
VEXTBASE
[Muting Block]
Mute on voltage
VON MUTE
1V
Mute off voltage
VOFF MUTE
2V
[Pulse Charging Function]
Internal reference voltage
VCHGREF
0.32
0.35
0.38
V
CHG-ON pin ON voltage
VCHG-ON
2V
CHG-ON pin OFF voltage
VCHG-OFF
1V
CHG-MON pin
IB CHGMON
200
nA
input bias current
CHGDRV pin output current
IO CHGDRV
2.4
3.0
3.6
mA
Continued from preceding page.
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