Datasheet

Datasheet
Datasheet
3/34
BD9271KUT
TSZ02201-0F1F0C100260-1-2
© 2013 ROHM Co., Ltd. All rights reserved.
27.Feb.2015 Rev.004
www.rohm.com
TSZ22111・15・001
Electrical characteristics (unless otherwise specified, Ta = 25°C, VCC = 12V, STB=3V)
Item Symbol
Standard value
Unit Condition
Minimum Standard Maximum
【Whole device】
Operating circuit
current
Icc － 2.4 5.0 mA LED1-16 OFF
Stand-by circuit
current
IST － 200 500 μA STB=0V
【VREF5V block】
VREF5V output
voltage
VREF5 4.95 5.00 5.05 V IO=0mA
VREF5V Maximum
output current
IREF5 15 － - mA
【Error amplifier block】
COMP1,COMP2
terminal sink current
ICOMPSINK 300 - - µA VCOMP=0.5V
LED control voltage VLED 270 300 330 mV
【UVLO block】
Operation power
source voltage(VCC)
VUVLO_VCC 6.0 7.0 8.0 V VCC=SWEEP UP
hysteresis voltage
（VCC）
VUHYS_VCC 150 300 600 mV VCC=SWEEP DOWN
【LED DRIVER block】
LED terminal current
accuracy
⊿ILED
-1.5 - 1.5 % ILED=100mA
OPEN detection
voltage
VOPEN 0.05 0.10 0.15 V VD=SWEEP DOWN
SHORT detection
voltage
VSHORT 4.5 5.0 5.5 V VD=SWEEP UP
Upper resistance of
divided LSP terminal
resistance
RupLSP 1000 - - kΩ LSP=0V
Lower resistance of
divided LSP terminal
resistance
RdownLSP 250 - - kΩ LSP=5V
Error detection of
current detection
resistance
VRESSH 0.10 0.15 0.20 V LEDREF default
【STB block】
STB terminal HIGH
voltage
STBH 2.0 - VCC V
STB terminal LOW
voltage
STBL -0.3 - 0.8 V
STB terminal Pull
Down resistance
REN 600 1000 1800 kΩ VIN=3V( STB )
【FAIL block】
ERR_DET terminal
ON resistance
RFAIL 55 110 220 Ω IERR_DET=5mA
【LOGIC input (CS, CLK, DI, HSYNC, VSYNC)】
Input High voltage VINH
0.7×
DVDD
-
DVDD
+0.3
V
Input Low voltage VINL -0.3 -
0.3×
DVDD
V
Input inflow current IIN1 -5 0 5 µA VIN=3.3V
【LOGIC output (DO) 】
Output High voltage VOUTH
DVDD
-0.6
DVDD
-0.3
- V IOL=-1mA
Output Low voltage VOUTL - 0.19 0.60 V IOL=1mA