HA16341FP HITACHI [Hitachi Semiconductor], HA16341FP Datasheet - Page 8

• Manufacturer Part Number: HA16341FP
• Description: Redundant Secondary Switching Power Supply Controller
• Manufacturer: HITACHI [Hitachi Semiconductor]

HA16341NT/FP, HA16342NT/FP
Electrical Characteristics (cont.)
(Ta = 25°C, V
GvOP4 = 40dB, RDB = 1.8kΩ)
• Oscillator
Item
Typical oscillating
frequency
Maximum oscillating
frequency
Typical oscillating
temperature stability
CT charge current
CT discharge current
Upper trip point
Lower trip point
Amplitude
Exit trigger Vth
Notes: 1. Design spec.
• Vref
Item
Reference voltage
Line regulation
Load regulation
Temperature stability
Note:
• UVL
Item
Hi threshold voltage
Lo threshold voltage
Hysteresis
Rev.1, Jan. 2001, page 8 of 21
2. In case of external trigger control, CCT should be changed from 330 pF to 430 pF.
1. Design spec.
At this synchronous and 430 pF CCT condition VthCTH becomes about 2.9 V.
CC
= 12V, PG1 = 3V, Vtrig = 0V, VCS(+) = 0V, VCin = 0V, CCT = 330pF, GvOP1 = 26dB,
Symbol
fosctyp
foscmax
dfosc
Ici
Icd
VthCTH
VthCTL
dVCT
Vthtrig
Symbol
Vref
Vref-line
Vref-load
dVref
Symbol
VH
VL
dVUVL
Min
180
400

−135
616



−0.3
Min
4.9



Min
9.5
8.5
0.6
Typ
200

±5
−169
770
3.4
1.3
2.1
−0.5
Typ
5.0
5
5
80
Typ
10.0
9.0
1.0
Max
220


−203
924



−0.7
Max
20
20

Max
10.5
9.5
1.4
5.1
Unit
kHz
kHz
%
µA
µA
V
V
V
V
Unit
V
mV
mV
ppm/°C
Unit
V
V
V
Test Conditions
−20°C < Ta < 85°C
Test Conditions
Iosource = 1mA
Iosource = 1mA
12V < V
0 < Iosource < 3mA
−20°C < Ta < 85°C
Test Conditions
CC
< 18V
Note
±10%
1
±20%
±20%
2
Note
±2%
1
Note