MB3881 Datasheet, PDF (13/40 Pages) Fujitsu Component Limited. – 8-ch DC/DC Converter IC with Synchronous Rectifier for Voltage Step-up and Step-down

MB3881
(Continued)
Parameter
Sym-
bol
Pin No.
(Ta = +25 °C, VCC = 9 V, VSS = 4.4 V, VDD = 5 V)
Conditions
Value
Unit
Min. Typ. Max.
Threshold voltage
VT0
VT100
64
Duty cycle = 0%
0.2 0.3  V
64
Duty cycle = 100%
 0.8 0.9 V
Output source current
ISOURCE
50, 53, 56, 57,
60, 61, 62
Duty ≤ 5%,
OUT = 4.4 V
Output sink current
ISINK
50, 53, 56, 57, Duty ≤ 5%,
60, 61, 62 OUT = 9 V
Output ON resistor
ROH
50, 53, 56, 57,
60, 61, 62
OUT = −15 mA
ROL
50, 53, 56, 57,
60, 61, 62
OUT = 15 mA
Output source current ISOURCE
51, 54
Duty ≤ 5%,
OUT = 0 V
Output sink current
ISINK
51, 54
Duty ≤ 5%,
OUT = 5 V
ROH
Output ON resistor
ROL
51, 54
51, 54
OUT = −15 mA
OUT = 15 mA
Output source current ISOURCE
64
RB = 24 kΩ,
OUT = 0.7 V
Output sink current
ISINK
64
Duty ≤ 5%,
OUT = 0 V
 −100  mA
 80  mA
 22 35 Ω
 17 26 Ω
 −110  mA
 100  mA
 20 32 Ω
 16 25 Ω
−2.6 −2.0 −1.4 mA
 40  mA
CTL input condition
VIH 28, 29, 30, 31 Active mode
VIL 28, 29, 30, 31 Standby mode
1.5  13 V
0
 0.5 V
Input current
ICTL 28, 29, 30, 31 CTL = 5 V

Standby current
ICCS
ICCS (O)
IDDS
ICC
Power supply current
IDD
*: Standard design value.
27
CTL-1 = 0 V

58, 59
CTL-1 = 0 V

52
CTL-1 = 0 V

27, 58, 59
CTL-1 = CTL-2
= CTL-3 = CTL-4 = 5 V

52
CTL-1 = CTL-2
= CTL-3 = CTL-4 = 5 V

100 200 µA
 10 µA
 10 µA
 10 µA
7 11 mA
 10 µA
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