MB39C308 Datasheet, PDF (12/60 Pages) Fujitsu Component Limited. – 6ch DC/DC Converter IC for LPIA Platform VR

MB39C308
■ ELECTRICAL CHARACTERISTICS
(Ta = + 25 °C, AVDD = PVDD1 to PVDD7 = 7.2 V)
Parameter
Symbol
Condition
Value
Unit
Min Typ Max
Reference voltage
block
[VREF]
Reference
voltage
Line regulation
Load regulation
VREF VREF pin = 0 mA
VREF
Line
AVDD pin = 5.5 V to 12.6 V
VREF
Load
VREF pin = 0 mA to −1 mA
2.45 2.5 2.55 V
−10 ⎯ + 10 mV
−15 ⎯ + 15 mV
Bias voltage block
[VB]
Bias voltage
Load regulation
VVB
VB
Load
5.5 V ≤ AVDD ≤ 12.6 V
VB pin = 0 mA
VB pin = 0 mA to −1 mA
4.8
5
5.2 V
−15 ⎯ + 15 mV
Under-voltage
lockout protection
circuit block
[ UVLO ]
Threshold
voltage
Hysteresis
width
VTLH AVDD pin
VHU AVDD pin
4.5 5.0
0.05 0.1
5.2 V
0.4 V
Over-temperature
protection circuit
block
[OTP]
Shutdown
temperature
Hysteresis
width
TOTPH
TH
⎯ + 150*¹ ⎯ °C
⎯ + 25*¹ ⎯ °C
Input over voltage
protection circuit
block
[IVP]
Threshold
voltage
Release
voltage
Hysteresis
width
VIVPH AVDD pin
VIVPL AVDD pin
VHI AVDD pin
12.6 13.0 13.4 V
12.5 12.85 13.3 V
⎯ 0.15 ⎯ V
Oscillator block
[OSC]
Oscillation
frequency*²
CH1 to CH3, CH5, CH6
fosc ^{CH4 : FSEL4 pin = “H” Level}
CH4 : FSEL4 pin = “L” Level
0.56 0.7 0.84 MHz
0.28 0.35 0.42 MHz
Output on level VIH CTL1 to CTL6 pin
2
⎯
⎯V
Control block
[CTL1 to CTL6]
Output off level
Input current
VIL CTL1 to CTL6 pin
ICTLH CTL1 to CTL6 pin = 3 V
ICTLL CTL1 to CTL6 pin = 0 V
⎯
⎯
0.8 V
23
30
43 μA
⎯
⎯
1 μA
(Continued)
12
DS04-27261-6E