SRP Hitachi Semiconductor, SRP Datasheet - Page 17

• Manufacturer Part Number: SRP
• Description: High Speed Current Mode PWM Control IC for Switching Power Supply
• Manufacturer: Hitachi Semiconductor

Main Characteristics
Standby Current/Latch Current vs. Supply Voltage
Supply Current vs. Supply Voltage (HA17384S/H)
Exploded diagram of the small current part from the above figure
2.0
1.5
1.0
0.5
20
15
10
12
11
10
Operating Current vs. Ambient Temperature
5
0
0
9
8
20
0
0
Ta = 25 C
fosc = 52kHz
V
fosc = 52kHz
Ta = 25 C
IN
Ambient temperature Ta ( C)
Power supply voltage V
Power supply voltage V
0
= 15V
10
10
HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP
20
(HA17384S/H)
40
20
Latch current
20
Latch current
(HA17384H)
(HA17384H)
C
R
T
T
= 3300pF
= 10k
C
R
60
T
T
= 3300pF
= 10k
30
30
IN
IN
80
(V)
(V)
105
40
40
Standby Current/Latch Current vs. Ambient Temperature
Standby Current/Latch Current vs. Supply Voltage
Exploded diagram of the small current part from the above figure
400
300
200
100
Supply Current vs. Supply Voltage (HA17385H)
2.0
1.5
1.0
0.5
20
15
10
5
0
0
0
20
0
0
Ta = 25 C
fosc = 52kHz
Ta
Stanby current
Power supply voltage V
Power supply voltage V
Ambient temperature Ta ( C)
0
=
25 C
10
10
20
(HA17385H)
Latch current
Latch current
V
V
IN
IN
40
20
20
= 15V (HA17384H)
= 8.5V (HA17385H)
C
R
T
T
= 3300pF
= 10k
Latch current
60
30
30
IN
IN
80
(V)
(V)
105
40
40
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