HA16116FP Datasheet, PDF (24/34 Pages) Hitachi Semiconductor – Switching Regulator for Chopper Type DC/DC Converter

HA16116FP/FPJ, HA16121FP/FPJ
Electrical Characteristics (Ta = 25°C, V_IN = 12 V, f_OSC = 300 kHz) (cont)
Item
Symbol Min Typ Max Unit Test Conditions
Output
stage
UVL
block
Rise time
Fall time
V_IN high-level threshold
voltage
t_r
t_f
V_TUH1
— 70 130 ns
— 70 130 ns
3.3 3.6 3.9 V
C_L = 1000 pF (to V_IN) *^1, *²
C_L = 1000 pF (to V_IN) *^1, *²
V_IN low-level threshold
voltage
V_TUL1
3.0 3.3 3.6 V
V_IN threshold differential
voltage
∆ V_TU1
0.1 0.3 0.5 V
∆V_TU1 = V_TUH1 – V_TUL1
Vref high-level threshold
voltage
V_TUH2
1.7 2.0 2.3 V
Vref low-level threshold
voltage
V_TUL2
1.4 1.7 2.0 V
Vref threshold differential ∆V_TU2
voltage
0.1 0.3 0.5 V
∆V_TU2 = V_TUH2 – V_TUL2
ON/OFF
block
ON/OFF pin sink current
IC on-state voltage
IC off-state voltage
ON/OFF threshold
differential voltage
I _ON/OFF
V_ON
V_OFF
∆ V_ON/OFF
— 35
1.8 2.1
1.1 1.4
0.5 0.7
50 µA
2.4 V
1.7 V
0.9 V
ON/OFF pin = 5 V
TIM
TIM pin sink current in
I _TIM1
block
steady state
TIM pin sink current at
I _TIM2
overcurrent detection
Common Operating current
I _IN
block
Off current
I _OFF
0
— 10 µA
10 15 20 mA
6.0 8.5 11.1 mA
8.5 12.1 15.7 mA
11.0 15.7 20.5 mA
0
— 10 µA
0
120 150 µA
CL pin = V_IN
V_TIM = 0.3 V
CL pin = V_IN – 0.3 V
V_TIM = 0.3 V
C_L = 0 pF (to V_IN) *^1, *²
C_L = 500 pF (to V_IN) *^1, *²
C_L = 1000 pF (to V_IN) *^1, *²
HA16116FP ON/OFF
HA16121FP pin = 0 V
Notes: 1. C_L is load capacitor for Power MOS FET’s gate, and C_L = 1000 pF to GND in the case of
HA16121 – ch 2.
2. C_L in channel 2 of HA16121 is connected to GND.
24