HA16114P Datasheet, PDF (23/38 Pages) Hitachi Semiconductor – Switching Regulator for Chopper Type DC/DC Converter

HA16114P/PJ/FP/FPJ, HA16120FP/FPJ
Electrical Characteristics (Ta = 25°C, V_IN = 12 V, f_OSC = 100 kHz) (cont)
Item
Test Conditions
Symbol Min
Typ
Max
Unit
Notes
Output
stage
Output low voltage V_OL
Output high voltage V_OH1
High voltage when off V_OH2
—
0.9
1.5
V_IN –2.2 V_IN –1.6 —
V_IN –2.2 V_IN –1.6 —
V
I_Osink = 10 mA
V
I_Osource = 10 mA
V
I_Osource = 1 mA
1
ON/OFF pin: 0 V
Low voltage when off V_OL2
—
0.9
1.5
V
I_Osink = 1 mA
2
ON/OFF pin: 0 V
External
sync
Rise time
Fall time
SYNC source
current
t_r
—
50
200
ns C_L = 1000 pF
t_f
—
50
200
ns C_L = 1000 pF
I _SYNC
120
180
240
µA SYNC pin: 0 V
section Sync input
f _SYNC
f _OSC
—
frequency range
f_OSC × 2 kHz
External sync
initiation voltage
V_SYNC
Vref –1.0 —
Vref –0.5 V
Minimum pulse
PWmin 300
—
—
ns
width of sync input
On/off
section
Input sync pulse
duty cycle
ON/OFF sink
current 1
ON/OFF sink
current 2
PW
5
I_{ON/ OFF 1} 60
I_{ON/ OFF 2} 220
—
90
290
50
%
3
120
µA ON/OFF pin: 3 V
380
µA ON/OFF pin: 5 V
IC on threshold
V_ON
1.1
1.4
1.7
V
IC off threshold
V_OFF
0.4
0.7
1.0
V
ON/OFF threshold
∆V_ON/OFF 0.5
0.7
0.9
V
difference
Total
Operating current
I _IN
6.0
8.5
11.0
mA C_L = 1000 pF
device Quiescent current
I _OFF
0
—
10
µA ON/OFF pin: 0 V 1
—
120
150
µA ON/OFF pin: 0 V 2
Notes: 1. HA16114 only.
2. HA16120 only.
3. PW = t₁ / t₂ × 100
External
sync pulse
t₁
t₂
23