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SM8133B 数据表(PDF) 6 Page - Nippon Precision Circuits Inc

部件名 SM8133B
功能描述  White LED Driver IC
Download  20 Pages
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制造商  NPC [Nippon Precision Circuits Inc]
网页  http://www.npc.co.jp/en
标志 NPC - Nippon Precision Circuits Inc

SM8133B 数据表(HTML) 6 Page - Nippon Precision Circuits Inc

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SM8133B
NIPPON PRECISION CIRCUITS INC.—6
Electrical Characteristics
DC Characteristics
GND = PGND = 0V, VIN = 3.6V, Ta = 25°C unless otherwise noted.
Parameter
Pin
Symbol
Condition
Rating
Unit
min
typ
max
Standby current
VIN
ISTB
Standby mode
0.01
1.00
µA
Quiescent current
VIN
IDD1
LDO-only operating, no load
0.3
0.7
mA
IDD2
×1.0 mode, no load
0.5
1.0
mA
IDD3
×1.5 mode, no load
2.5
4.0
mA
Maximum output voltage
VOUT
VOUT
×1.5 mode VOUT maximum voltage
4.8
5.0
5.2
V
Maximum output current
VOUT
IOUT
×1.5 mode
200
mA
Operating frequency
C1M
fOSC
×1.5 mode switching frequency
650
750
850
kHz
Internal circuit power-ON
reset time*1
*1. Design guaranteed value
EN
TPOR
Time from when power is applied until
internal circuit reset
0.02
0.10
ms
Soft start time
DIN1 to 7
TSS
Time between EN signal falling edge
and LED turning ON
1.3
3.0
ms
LED drive pin leakage current
DIN1 to 7
ILEAK1 to 7 Standby mode, VDIN1 to 7 = 5.0V
0.01
1.00
µA
LED drive current matching
DIN1 to 6
∆ILED
×1.0 mode, matching between channels
with ILED1 to 6 maximum setting
–3.0
+3.0
%
LED maximum drive current 1
DIN1 to 6
ILED1 to 6
×1.0 mode, ILED1 to 6 maximum setting
27.0
30.0
33.0
mA
LED drive pin voltage 1
DIN1 to 6
VDIN1 to 6
ILED1 to 6 maximum setting
80
120
150
mV
LED maximum drive current 2
DIN7
ILED7
×1.5 mode, ILED7 maximum setting
142.5
150.0
157.5
mA
LED drive pin voltage 2
DIN7
VDIN7
IDIN7 maximum setting
225
300
375
mV
LDO output voltage
LDOUT
VLDO
VIN = 3.6V, ILDO = 100mA
2.94
3.00
3.06
V
LDO maximum output current
LDOUT
ILDO
VIN = 3.0V, VLDO = 2.85V
100
mA
LDO input stability
LDOUT
∆VOUT1
3.3V
≤ VIN ≤ 4.6V, ILDO = 30mA
1.0
%/V
LDO load stability
LDOUT
∆VOUT2
VIN = 3.6V, 10µA ≤ ILDO ≤ 80mA
100
mV
LDO overcurrent protection
circuit operating current
LDOUT
IOS
VIN = 3.6V
120
230
360
mA
Thermal protection circuit
operating temperature*1
–TSD
Not in test mode
180
°C
Thermal protection circuit
hysteresis*1
–TSDHYS
Not in test mode
20
°C
Logic-level input voltage
EN, SCK,
SDA,
RESETB
VIH
HIGH-level input voltage range
1.8
V
VIL
LOW-level input voltage range
0.6
V
VIHYS
Hysteresis voltage width
0.3
0.5
V
Logic-level input current
EN, SCK,
SDA,
RESETB
IIL
EN = SCK = SDA = RESETB = VIN
1.0
µA
IIH
EN = SCK = SDA = RESETB = GND
–1.0
µA


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