HA17384 Hitachi Semiconductor, HA17384 Datasheet - Page 3

• Manufacturer Part Number: HA17384
• Description: High Speed Current Mode PWM Control IC for Switching Power Supply
• Manufacturer: Hitachi Semiconductor

Product Line-up
Package
DILP8 (DP-8)
HA17384SPS
HA17384HPS
HA17385HPS
Pin Arrangement
Pin Function
Pin No.
1
2
3
4
5
6
7
8
Note:
1. Overvoltage protection (OVP) input is usable only for the HA17384H and HA17385H.
Symbol
COMP
FB
CS
R
GND
OUT
V
Vref
IN
T
/C
SOP8 (FP-8DC)
HA17384SRP
HA17384HRP
HA17385HRP
HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP
T
Function
Error amplifier output pin
Inverting input of error amp./OVP input pin
Current sensing signal input pin
Timing resistance, timing capacitance connect pin
Groung pin
PWM Pulse output pin
Power supply voltage input pin
Reference voltage 5V output pin
COMP
R
T
/C
Additional Function
TSD
(Thermal shut-
down protection)
—
CS
FB
T
1
2
3
4
(Top view)
OVP
(Over voltage
protection)
—
8
7
6
5
Vref
V
OUT
GND
IN
UVL Power Supply
Threshold Voltage
V
16.0
8.4
TH UVL
(V) Typ
V
10.0
7.6
TL UVL
Note
1
(V) Typ
3