ZHCS429J March 2012 – November 2021 UCD3138
PRODUCTION DATA
PARAMETER | CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
ALL SPECIFICATIONS at Vin=400V and 25°C AMBIENT UNLESS OTHERWISE NOTED. | ||||||
Vin | Input voltage range | Normal Operating | 350 | 385 | 420 | V |
Vinmax | Max input voltage | Continuous | 420 | V | ||
Iin | Input current | Vin=350V, Full Load | 1.15 | A | ||
Istby | Input no load current | Output current is 0A | 30 | mA | ||
Von | Under voltage lockout | Vin Decreasing (input voltage is detected on secondary side) | 340 | V | ||
Vhys | Vin Increasing | 360 | V |
PARAMETER | CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
ALL SPECIFICATIONS at Vin=400V and 25°C AMBIENT UNLESS OTHERWISE NOTED. | ||||||
VO | Output voltage setpoint | No load on outputs | 12 | V | ||
Regline | Line regulation | All outputs; 360 ≤ Vin ≤ 420; IO = IOmax | 0.5 | % | ||
Regload | Load regulation | All outputs; 0 ≤ IO ≤ IOmax; Vin = 400 V | 1 | % | ||
Vn | Ripple and noise(1) | 5Hz to 20 MHz | 100 | mVpp | ||
IO | Output current | 0 | 30 | A | ||
η | Efficiency at phase-shift mode | Vo = 12 V, Io = 15 A | 93% | |||
η | Efficiency at PWM ZVS mode | Vo = 12 V, Io = 15 A | 93% | |||
η | Efficiency at hard switching mode | Vo = 12 V, Io = 15 A | 90% | |||
Vadj | Output adjust range | 11.4 | 12.6 | V | ||
Vtr | Transient response overshoot/undershoot | 50% Load Step at 1AµS, min load at 2A | ±0.36 | V | ||
tsettling | Transient response settling time | 100 | µS | |||
tstart | Output rise time | 10% to 90% of Vout | 50 | mS | ||
Overshoot | At Startup | 2 | % | |||
fs | Switching frequency | Over Vin and IO ranges | 150 | kHz | ||
Ishare | Current sharing accuracy | 50% - full load | ±5 | % | ||
φ | Loop phase margin | 10% - Full load | 45 | degree | ||
G | Loop gain margin | 10% - Full load | 10 | dB |