MB39A113 Datasheet, PDF (9/51 Pages) Fujitsu Component Limited. – ASSP for Power Supply Applications (Secondary Battery)

MB39A113
(Continued)
(VCC = 19 V, VREF = 0 mA, Ta = +25 °C)
Parameter
Sym- Pin
bol No.
Conditions
Value
Unit
Min Typ Max
PWM
Comparator
Block
[PWM Comp.]
Threshold voltage
VTL 7, 15 Duty cycle = 0%
VTH 7, 15 Duty cycle = 100%
1.4 1.5  V
 2.5 2.6 V
Output source
current
ISOURCE
20
OUT = 13 V, Duty ≤ 5%
(t = 1/fosc × Duty)
 −400*  mA
Output Block
[OUT]
Output sink current
ISINK
20
OUT = 19 V, Duty ≤ 5%
(t = 1/fosc × Duty)
ROH 20 OUT = −45 mA
Output ON resistor
ROL 20 OUT = 45 mA
 400*  mA
 6.5 9.8 Ω
 5.0 7.5 Ω
Rise time
tr1 20 OUT = 3300 pF
 50*  ns
Fall time
tf1 20 OUT = 3300 pF
 50*  ns
AC Adaptor
Detection Block
[UV Comp.]
Threshold voltage
Hysteresis width
VTLH 21 VCC = , −INC2 = 16.8 V 17.2 17.4 17.6 V
VTHL 21 VCC = , −INC2 = 16.8 V 16.8 17.0 17.2 V
VH 21

 0.4*  V
Threshold voltage
VTLH
VTHL
Constant-voltage
Control State
Hysteresis width
VH
Detection Block
[CV Comp.]
CVM terminal output
leakage current
ILEAK
CVM terminal output
ON resistor
RON
5 FB3 =
5 FB3 =
5

5 CVM = 25 V
5 CVM = 1 mA
2.6 2.7 2.8 V
2.5 2.6 2.7 V
 0.1*  V

0
1 µA
 200 400 Ω
Threshold voltage
VTLH
VTHL
18 FB3 =
18 FB3 =
1.3 1.4 1.5 V
1.2 1.3 1.4 V
Overvoltage
Hysteresis width
VH 18

Detection Block _{OVP terminal}
[OV Comp.]
output leak current
ILEAK
18 OVP = 25 V
 0.1*  V

0
1 µA
OVP terminal
output ON resistor
RON
18 OVP = 1 mA
 200 400 Ω
Control Block
[CTL]
CTL input voltage
Input current
VON
VOFF
ICTLH
ICTLL
14 IC operation mode
14 IC standby mode
14 CTL = 5 V
14 CTL = 0 V
2
 25 V
0
 0.8 V
 100 150 µA

0
1 µA
Bias Voltage
Block
[VH]
Output voltage
VH
19
VCC = 8 V to 25 V,
VH = 0 mA to 30 mA
VCC
−6.5
VCC
−6.0
VCC
−5.5
V
General
Standby current
Power supply
current
ICCS 21 CTL = 0 V
ICC 21 CTL = 5 V

0
10 µA

5
7.5 mA
* : Standard design value
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