2a Output 30V Step-Down Switching Regulator
POWER MANAGEMENT Description
The SC4524 is an adjustable frequency peak currentmode step-down ...1.5mhz. This allows the use of small inductor and ceramic capacitors, resulting in very compact powe...
...ment circuitry shown in Figures 2a and 2b. For operation without adjustment, tie pin 17 to analog ground. When using this circuitry, or any ...1" (high). The three-state outputs are permanently enabled in the ADS-118A. 4. Applying a start conv...
... IC=50A , IE=0 IE=50A , IC=0 IC=2a; IB=0.2a IC=2a ;IB=0.2a VCB=60V IE=0 VEB=4V; IC=0 IC=0.5A ; VCE=5V IC=0.5A ; VCE=5V;f=5MHz IE=0 ; VCB=10V ,f=1MHz 100 8 70 MIN 60 80 5 1.0 1.5 10 10 320 MHz pF TYP. MAX UNIT V V V V V A A
SYMBOL V(BR)CE...
...IONS IE=500mA ;IC=0 IC=5A; IB=1.2a IC=5A; IB=1.2a VCB=1000V; IE=0 ICBO Collector cut-off current VCB=1500V; IE=0 hFE-1 hFE-2 fT VF ts tf DC current gain DC current gain Transition frequency Diode forward voltage Storage time IC=5A;IB1=-IB2=...
2a Synchronous Buck Li-Ion Charger
FEATURES
DESCRIPTIO
Low Power Dissipation 2a Maximum Charge Current No External MOSF...1.5mhz synchronous buck converter topology to reduce power dissipation during charging. Low power di...
...E = 5V, IC = 6A IC = 6A, IB = 1.2a IC = 6A, IB = 1.2a VCE = 10V, IC = 0.1A, f = 0.5MHz IC = 6A, IB1 = 1.2a, IB2 = -2.4A IF = 6A 3 5.0 0.5 -2 5 5 10 3 1.5 V V MHz s s V min typ max 50 1 Unit A mA V
1
Power Transistors
PC -- Ta
100
...