m51996ap Renesas Electronics Corporation., m51996ap Datasheet - Page 7

• Manufacturer Part Number: m51996ap
• Description: Switching Regulator Control
• Manufacturer: Renesas Electronics Corporation.

M51996AP/AFP
Main Characteristics
REJ03D0836-0201 Rev.2.01 Nov 14, 2007
Page 7 of 35
1800
1500
1200
−100
900
600
300
−90
−80
−70
−60
−50
−40
−30
−20
−10
5.0
4.0
3.0
2.0
1.0
SOFT Terminal Input Voltage V
0
0
0
0
0
0
Expansion Rate of Period (Times)
SOFT Terminal Input Voltage vs.
SOFT Terminal Input Current vs.
Ambient Temperature Ta (°C)
2
1
25
Expansion Rate of Period
4
2
(1)
(Maximum Rating)
Thermal Derating
(1) R
(2) R
(3) R
(4) R
(5) R
(6) R
6
3
50
Input Voltage
(3)
8 10 12 14 16 18 20
4
ON
ON
ON
ON
ON
ON
(2)
(4) (5)
= 15 kΩ, R
= 18 kΩ, R
= 22 kΩ, R
= 24 kΩ, R
= 22 kΩ, R
= 36 kΩ, R
75
5
85
(f
6
OSC
(6)
100
Ta = 25 °C
Ta = 85 °C
Ta = −30 °C
7
= 100 kHz)
OFF
OFF
OFF
OFF
OFF
OFF
= 27 kΩ
= 24 kΩ
= 22 kΩ
= 20 kΩ
= 12 kΩ
= 6.2 kΩ
125
8
SOFT
9 10
150
(V)
150 µ
100 µ
16 m
14 m
12 m
10 m
50 µ
210
205
200
195
190
5.0
4.0
3.0
2.0
1.0
0
0
−60 −40
CLM+ Terminal Threshold Voltage vs.
0
0
Expansion Rate of Period (Times)
Circuit Current vs. Supply Voltage
R
R
SOFT Terminal Input Voltage vs.
ON
OFF
Ambient Temperature Ta (°C)
2
Expansion Rate of Period
= 18 kΩ
Supply Voltage V
= 20 kΩ
4
Ambient Temperature
(1)
−20
10
(Normal Operation)
(1) R
(2) R
(3) R
(4) R
(5) R
(6) R
6
0
(2)
8 10 12 14 16 18 20
f
ON
ON
ON
ON
ON
ON
OSC
(3)
= 15 kΩ, R
= 18 kΩ, R
= 22 kΩ, R
= 24 kΩ, R
= 22 kΩ, R
= 36 kΩ, R
20
20
(5)
= 500 kHz
(4)
(f
f
(6)
OSC
40
OSC
Ta = 25 °C
Ta = 85 °C
Ta = −30 °C
CC
OFF
OFF
OFF
OFF
OFF
OFF
= 500 kHz)
= 100 kHz
30
60
(V)
= 27 kΩ
= 24 kΩ
= 22 kΩ
= 20 kΩ
= 12 kΩ
= 6.2 kΩ
80 100
40